20113360480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 288

約数和(自身を含む): 53090795520

約数和(自身を除く): 32977435040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 47, 62, 76, 80, 94, 95, 124, 152, 155, 160, 188, 190, 235, 239, 248, 304, 310, 361, 376, 380, 470, 478, 496, 589, 608, 620, 722, 752, 760, 893, 940, 956, 992, 1178, 1195, 1240, 1444, 1457, 1504, 1520, 1786, 1805, 1880, 1912, 2356, 2390, 2480, 2888, 2914, 2945, 3040, 3572, 3610, 3760, 3824, 4465, 4541, 4712, 4780, 4960, 5776, 5828, 5890, 7144, 7220, 7285, 7409, 7520, 7648, 8930, 9082, 9424, 9560, 11191, 11233, 11552, 11656, 11780, 14288, 14440, 14570, 14818, 16967, 17860, 18164, 18848, 19120, 22382, 22466, 22705, 23312, 23560, 27683, 28576, 28880, 29140, 29636, 33934, 35720, 36328, 37045, 38240, 44764, 44932, 45410, 46624, 47120, 55366, 55955, 56165, 57760, 58280, 59272, 67868, 71440, 72656, 74090, 84835, 86279, 89528, 89864, 90820, 94240, 110732, 111910, 112330, 116560, 118544, 135736, 138415, 140771, 142880, 145312, 148180, 169670, 172558, 179056, 179728, 181640, 213427, 221464, 223820, 224660, 233120, 237088, 271472, 276830, 281542, 296360, 339340, 345116, 348223, 358112, 359456, 363280, 426854, 431395, 442928, 447640, 449320, 525977, 542944, 553660, 563084, 592720, 678680, 690232, 696446, 703855, 726560, 853708, 862790, 885856, 895280, 898640, 1051954, 1067135, 1107320, 1126168, 1185440, 1357360, 1380464, 1392892, 1407710, 1707416, 1725580, 1741115, 1790560, 1797280, 2103908, 2134270, 2214640, 2252336, 2629885, 2674649, 2714720, 2760928, 2785784, 2815420, 3414832, 3451160, 3482230, 4055113, 4207816, 4268540, 4429280, 4504672, 5259770, 5349298, 5571568, 5630840, 6616237, 6829664, 6902320, 6964460, 8110226, 8415632, 8537080, 10519540, 10698596, 11143136, 11261680, 13232474, 13373245, 13804640, 13928920, 16220452, 16831264, 17074160, 20275565, 21039080, 21397192, 22523360, 26464948, 26746490, 27857840, 32440904, 33081185, 34148320, 40551130, 42078160, 42794384, 52929896, 53492980, 55715680, 64881808, 66162370, 81102260, 84156320, 85588768, 105859792, 106985960, 125708503, 129763616, 132324740, 162204520, 211719584, 213971920, 251417006, 264649480, 324409040, 427943840, 502834012, 529298960, 628542515, 648818080, 1005668024, 1058597920, 1257085030, 2011336048, 2514170060, 4022672096, 5028340120, 10056680240, 20113360480]

約数ペア:

[(1, 20113360480), (2, 10056680240), (4, 5028340120), (5, 4022672096), (8, 2514170060), (10, 2011336048), (16, 1257085030), (19, 1058597920), (20, 1005668024), (31, 648818080), (32, 628542515), (38, 529298960), (40, 502834012), (47, 427943840), (62, 324409040), (76, 264649480), (80, 251417006), (94, 213971920), (95, 211719584), (124, 162204520), (152, 132324740), (155, 129763616), (160, 125708503), (188, 106985960), (190, 105859792), (235, 85588768), (239, 84156320), (248, 81102260), (304, 66162370), (310, 64881808), (361, 55715680), (376, 53492980), (380, 52929896), (470, 42794384), (478, 42078160), (496, 40551130), (589, 34148320), (608, 33081185), (620, 32440904), (722, 27857840), (752, 26746490), (760, 26464948), (893, 22523360), (940, 21397192), (956, 21039080), (992, 20275565), (1178, 17074160), (1195, 16831264), (1240, 16220452), (1444, 13928920), (1457, 13804640), (1504, 13373245), (1520, 13232474), (1786, 11261680), (1805, 11143136), (1880, 10698596), (1912, 10519540), (2356, 8537080), (2390, 8415632), (2480, 8110226), (2888, 6964460), (2914, 6902320), (2945, 6829664), (3040, 6616237), (3572, 5630840), (3610, 5571568), (3760, 5349298), (3824, 5259770), (4465, 4504672), (4541, 4429280), (4712, 4268540), (4780, 4207816), (4960, 4055113), (5776, 3482230), (5828, 3451160), (5890, 3414832), (7144, 2815420), (7220, 2785784), (7285, 2760928), (7409, 2714720), (7520, 2674649), (7648, 2629885), (8930, 2252336), (9082, 2214640), (9424, 2134270), (9560, 2103908), (11191, 1797280), (11233, 1790560), (11552, 1741115), (11656, 1725580), (11780, 1707416), (14288, 1407710), (14440, 1392892), (14570, 1380464), (14818, 1357360), (16967, 1185440), (17860, 1126168), (18164, 1107320), (18848, 1067135), (19120, 1051954), (22382, 898640), (22466, 895280), (22705, 885856), (23312, 862790), (23560, 853708), (27683, 726560), (28576, 703855), (28880, 696446), (29140, 690232), (29636, 678680), (33934, 592720), (35720, 563084), (36328, 553660), (37045, 542944), (38240, 525977), (44764, 449320), (44932, 447640), (45410, 442928), (46624, 431395), (47120, 426854), (55366, 363280), (55955, 359456), (56165, 358112), (57760, 348223), (58280, 345116), (59272, 339340), (67868, 296360), (71440, 281542), (72656, 276830), (74090, 271472), (84835, 237088), (86279, 233120), (89528, 224660), (89864, 223820), (90820, 221464), (94240, 213427), (110732, 181640), (111910, 179728), (112330, 179056), (116560, 172558), (118544, 169670), (135736, 148180), (138415, 145312), (140771, 142880)]