20171762680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:714

約数の個数: 256

約数和(自身を含む): 52188364800

約数和(自身を除く): 32016602120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 43, 46, 47, 76, 86, 92, 94, 95, 115, 152, 172, 184, 188, 190, 215, 230, 235, 344, 376, 380, 430, 437, 460, 470, 571, 760, 817, 860, 874, 893, 920, 940, 989, 1081, 1142, 1634, 1720, 1748, 1786, 1880, 1978, 2021, 2162, 2185, 2284, 2855, 3268, 3496, 3572, 3956, 4042, 4085, 4324, 4370, 4465, 4568, 4945, 5405, 5710, 6536, 7144, 7912, 8084, 8170, 8648, 8740, 8930, 9890, 10105, 10810, 10849, 11420, 13133, 16168, 16340, 17480, 17860, 18791, 19780, 20210, 20539, 21620, 21698, 22840, 24553, 26266, 26837, 32680, 35720, 37582, 38399, 39560, 40420, 41078, 43240, 43396, 46483, 49106, 52532, 53674, 54245, 65665, 75164, 76798, 80840, 82156, 86792, 92966, 93955, 98212, 102695, 105064, 107348, 108490, 122765, 131330, 134185, 150328, 153596, 164312, 185932, 187910, 191995, 196424, 205390, 214696, 216980, 232415, 245530, 249527, 262660, 268370, 307192, 371864, 375820, 383990, 410780, 433960, 464830, 466507, 491060, 499054, 509903, 525320, 536740, 564719, 617251, 751640, 767980, 821560, 883177, 929660, 933014, 982120, 998108, 1019806, 1073480, 1129438, 1153991, 1234502, 1247635, 1535960, 1766354, 1859320, 1866028, 1996216, 2039612, 2258876, 2307982, 2332535, 2469004, 2495270, 2549515, 2823595, 3086255, 3532708, 3732056, 4079224, 4415885, 4517752, 4615964, 4665070, 4938008, 4990540, 5099030, 5647190, 5769955, 6172510, 7065416, 8831770, 9231928, 9330140, 9981080, 10198060, 10729661, 11294380, 11539910, 11727769, 12345020, 17663540, 18660280, 20396120, 21459322, 21925829, 22588760, 23079820, 23455538, 24690040, 26541793, 35327080, 42918644, 43851658, 46159640, 46911076, 53083586, 53648305, 58638845, 85837288, 87703316, 93822152, 106167172, 107296610, 109629145, 117277690, 132708965, 175406632, 212334344, 214593220, 219258290, 234555380, 265417930, 429186440, 438516580, 469110760, 504294067, 530835860, 877033160, 1008588134, 1061671720, 2017176268, 2521470335, 4034352536, 5042940670, 10085881340, 20171762680]

約数ペア:

[(1, 20171762680), (2, 10085881340), (4, 5042940670), (5, 4034352536), (8, 2521470335), (10, 2017176268), (19, 1061671720), (20, 1008588134), (23, 877033160), (38, 530835860), (40, 504294067), (43, 469110760), (46, 438516580), (47, 429186440), (76, 265417930), (86, 234555380), (92, 219258290), (94, 214593220), (95, 212334344), (115, 175406632), (152, 132708965), (172, 117277690), (184, 109629145), (188, 107296610), (190, 106167172), (215, 93822152), (230, 87703316), (235, 85837288), (344, 58638845), (376, 53648305), (380, 53083586), (430, 46911076), (437, 46159640), (460, 43851658), (470, 42918644), (571, 35327080), (760, 26541793), (817, 24690040), (860, 23455538), (874, 23079820), (893, 22588760), (920, 21925829), (940, 21459322), (989, 20396120), (1081, 18660280), (1142, 17663540), (1634, 12345020), (1720, 11727769), (1748, 11539910), (1786, 11294380), (1880, 10729661), (1978, 10198060), (2021, 9981080), (2162, 9330140), (2185, 9231928), (2284, 8831770), (2855, 7065416), (3268, 6172510), (3496, 5769955), (3572, 5647190), (3956, 5099030), (4042, 4990540), (4085, 4938008), (4324, 4665070), (4370, 4615964), (4465, 4517752), (4568, 4415885), (4945, 4079224), (5405, 3732056), (5710, 3532708), (6536, 3086255), (7144, 2823595), (7912, 2549515), (8084, 2495270), (8170, 2469004), (8648, 2332535), (8740, 2307982), (8930, 2258876), (9890, 2039612), (10105, 1996216), (10810, 1866028), (10849, 1859320), (11420, 1766354), (13133, 1535960), (16168, 1247635), (16340, 1234502), (17480, 1153991), (17860, 1129438), (18791, 1073480), (19780, 1019806), (20210, 998108), (20539, 982120), (21620, 933014), (21698, 929660), (22840, 883177), (24553, 821560), (26266, 767980), (26837, 751640), (32680, 617251), (35720, 564719), (37582, 536740), (38399, 525320), (39560, 509903), (40420, 499054), (41078, 491060), (43240, 466507), (43396, 464830), (46483, 433960), (49106, 410780), (52532, 383990), (53674, 375820), (54245, 371864), (65665, 307192), (75164, 268370), (76798, 262660), (80840, 249527), (82156, 245530), (86792, 232415), (92966, 216980), (93955, 214696), (98212, 205390), (102695, 196424), (105064, 191995), (107348, 187910), (108490, 185932), (122765, 164312), (131330, 153596), (134185, 150328)]