638110060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5851}}^1$

素因数の和:5927

約数の個数: 96

約数和(自身を含む): 1651668480

約数和(自身を除く): 1013558420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 532, 574, 665, 779, 820, 1148, 1330, 1435, 1558, 2660, 2870, 3116, 3895, 5453, 5740, 5851, 7790, 10906, 11702, 15580, 21812, 23404, 27265, 29255, 40957, 54530, 58510, 81914, 109060, 111169, 117020, 163828, 204785, 222338, 239891, 409570, 444676, 479782, 555845, 778183, 819140, 959564, 1111690, 1199455, 1556366, 1679237, 2223380, 2398910, 3112732, 3358474, 3890915, 4557929, 4797820, 6716948, 7781830, 8396185, 9115858, 15563660, 16792370, 18231716, 22789645, 31905503, 33584740, 45579290, 63811006, 91158580, 127622012, 159527515, 319055030, 638110060]

約数ペア:

[(1, 638110060), (2, 319055030), (4, 159527515), (5, 127622012), (7, 91158580), (10, 63811006), (14, 45579290), (19, 33584740), (20, 31905503), (28, 22789645), (35, 18231716), (38, 16792370), (41, 15563660), (70, 9115858), (76, 8396185), (82, 7781830), (95, 6716948), (133, 4797820), (140, 4557929), (164, 3890915), (190, 3358474), (205, 3112732), (266, 2398910), (287, 2223380), (380, 1679237), (410, 1556366), (532, 1199455), (574, 1111690), (665, 959564), (779, 819140), (820, 778183), (1148, 555845), (1330, 479782), (1435, 444676), (1558, 409570), (2660, 239891), (2870, 222338), (3116, 204785), (3895, 163828), (5453, 117020), (5740, 111169), (5851, 109060), (7790, 81914), (10906, 58510), (11702, 54530), (15580, 40957), (21812, 29255), (23404, 27265)]