20435267580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:989

約数の個数: 384

約数和(自身を含む): 73252945920

約数和(自身を除く): 52817678340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 157, 182, 186, 195, 210, 217, 260, 273, 310, 314, 364, 372, 390, 403, 420, 434, 455, 465, 471, 546, 620, 628, 651, 769, 780, 785, 806, 868, 910, 930, 942, 1085, 1092, 1099, 1209, 1302, 1365, 1538, 1570, 1612, 1820, 1860, 1884, 2015, 2041, 2170, 2198, 2307, 2355, 2418, 2604, 2730, 2821, 3076, 3140, 3255, 3297, 3845, 4030, 4082, 4340, 4396, 4614, 4710, 4836, 4867, 5383, 5460, 5495, 5642, 6045, 6123, 6510, 6594, 7690, 8060, 8164, 8463, 9228, 9420, 9734, 9997, 10205, 10766, 10990, 11284, 11535, 12090, 12246, 13020, 13188, 14105, 14287, 14601, 15380, 16149, 16485, 16926, 19468, 19994, 20410, 21532, 21980, 23070, 23839, 24180, 24335, 24492, 26915, 28210, 28574, 29202, 29991, 30615, 32298, 32970, 33852, 34069, 39988, 40820, 42315, 42861, 46140, 47678, 48670, 49985, 53830, 56420, 57148, 58404, 59982, 61230, 63271, 64596, 65940, 68138, 69979, 71435, 71517, 73005, 80745, 84630, 85722, 95356, 97340, 99970, 102207, 107660, 119195, 119964, 120733, 122460, 126542, 136276, 139958, 142870, 143034, 146010, 149955, 161490, 166873, 169260, 170345, 171444, 189813, 199940, 204414, 209937, 214305, 238390, 241466, 253084, 279916, 285740, 286068, 292020, 299910, 309907, 316355, 322980, 333746, 340690, 349895, 357585, 362199, 379626, 408828, 419874, 428610, 442897, 476780, 482932, 500619, 511035, 599820, 603665, 619814, 632710, 667492, 681380, 699790, 715170, 724398, 759252, 834365, 839748, 845131, 857220, 885794, 929721, 949065, 1001238, 1022070, 1049685, 1207330, 1239628, 1265420, 1328691, 1399580, 1430340, 1448796, 1549535, 1569529, 1668730, 1690262, 1771588, 1810995, 1859442, 1898130, 2002476, 2044140, 2099370, 2169349, 2214485, 2414660, 2503095, 2535393, 2657382, 3099070, 3139058, 3337460, 3380524, 3621990, 3718884, 3742723, 3796260, 4198740, 4225655, 4338698, 4428970, 4648605, 4708587, 5006190, 5070786, 5314764, 6198140, 6278116, 6508047, 6643455, 7243980, 7485446, 7847645, 8451310, 8677396, 8857940, 9297210, 9417174, 10012380, 10141572, 10846745, 10986703, 11228169, 12676965, 13016094, 13286910, 14970892, 15695290, 16902620, 18594420, 18713615, 18834348, 21693490, 21973406, 22456338, 23542935, 25353930, 26032188, 26199061, 26573820, 31390580, 32540235, 32960109, 37427230, 43386980, 43946812, 44912676, 47085870, 48655399, 50707860, 52398122, 54933515, 56140845, 65080470, 65920218, 74854460, 78597183, 94171740, 97310798, 104796244, 109867030, 112281690, 130160940, 130995305, 131840436, 145966197, 157194366, 164800545, 194621596, 219734060, 224563380, 243276995, 261990610, 291932394, 314388732, 329601090, 340587793, 392985915, 486553990, 523981220, 583864788, 659202180, 681175586, 729830985, 785971830, 973107980, 1021763379, 1362351172, 1459661970, 1571943660, 1702938965, 2043526758, 2919323940, 3405877930, 4087053516, 5108816895, 6811755860, 10217633790, 20435267580]

約数ペア:

[(1, 20435267580), (2, 10217633790), (3, 6811755860), (4, 5108816895), (5, 4087053516), (6, 3405877930), (7, 2919323940), (10, 2043526758), (12, 1702938965), (13, 1571943660), (14, 1459661970), (15, 1362351172), (20, 1021763379), (21, 973107980), (26, 785971830), (28, 729830985), (30, 681175586), (31, 659202180), (35, 583864788), (39, 523981220), (42, 486553990), (52, 392985915), (60, 340587793), (62, 329601090), (65, 314388732), (70, 291932394), (78, 261990610), (84, 243276995), (91, 224563380), (93, 219734060), (105, 194621596), (124, 164800545), (130, 157194366), (140, 145966197), (155, 131840436), (156, 130995305), (157, 130160940), (182, 112281690), (186, 109867030), (195, 104796244), (210, 97310798), (217, 94171740), (260, 78597183), (273, 74854460), (310, 65920218), (314, 65080470), (364, 56140845), (372, 54933515), (390, 52398122), (403, 50707860), (420, 48655399), (434, 47085870), (455, 44912676), (465, 43946812), (471, 43386980), (546, 37427230), (620, 32960109), (628, 32540235), (651, 31390580), (769, 26573820), (780, 26199061), (785, 26032188), (806, 25353930), (868, 23542935), (910, 22456338), (930, 21973406), (942, 21693490), (1085, 18834348), (1092, 18713615), (1099, 18594420), (1209, 16902620), (1302, 15695290), (1365, 14970892), (1538, 13286910), (1570, 13016094), (1612, 12676965), (1820, 11228169), (1860, 10986703), (1884, 10846745), (2015, 10141572), (2041, 10012380), (2170, 9417174), (2198, 9297210), (2307, 8857940), (2355, 8677396), (2418, 8451310), (2604, 7847645), (2730, 7485446), (2821, 7243980), (3076, 6643455), (3140, 6508047), (3255, 6278116), (3297, 6198140), (3845, 5314764), (4030, 5070786), (4082, 5006190), (4340, 4708587), (4396, 4648605), (4614, 4428970), (4710, 4338698), (4836, 4225655), (4867, 4198740), (5383, 3796260), (5460, 3742723), (5495, 3718884), (5642, 3621990), (6045, 3380524), (6123, 3337460), (6510, 3139058), (6594, 3099070), (7690, 2657382), (8060, 2535393), (8164, 2503095), (8463, 2414660), (9228, 2214485), (9420, 2169349), (9734, 2099370), (9997, 2044140), (10205, 2002476), (10766, 1898130), (10990, 1859442), (11284, 1810995), (11535, 1771588), (12090, 1690262), (12246, 1668730), (13020, 1569529), (13188, 1549535), (14105, 1448796), (14287, 1430340), (14601, 1399580), (15380, 1328691), (16149, 1265420), (16485, 1239628), (16926, 1207330), (19468, 1049685), (19994, 1022070), (20410, 1001238), (21532, 949065), (21980, 929721), (23070, 885794), (23839, 857220), (24180, 845131), (24335, 839748), (24492, 834365), (26915, 759252), (28210, 724398), (28574, 715170), (29202, 699790), (29991, 681380), (30615, 667492), (32298, 632710), (32970, 619814), (33852, 603665), (34069, 599820), (39988, 511035), (40820, 500619), (42315, 482932), (42861, 476780), (46140, 442897), (47678, 428610), (48670, 419874), (49985, 408828), (53830, 379626), (56420, 362199), (57148, 357585), (58404, 349895), (59982, 340690), (61230, 333746), (63271, 322980), (64596, 316355), (65940, 309907), (68138, 299910), (69979, 292020), (71435, 286068), (71517, 285740), (73005, 279916), (80745, 253084), (84630, 241466), (85722, 238390), (95356, 214305), (97340, 209937), (99970, 204414), (102207, 199940), (107660, 189813), (119195, 171444), (119964, 170345), (120733, 169260), (122460, 166873), (126542, 161490), (136276, 149955), (139958, 146010), (142870, 143034)]