56905520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 152156928

約数和(自身を除く): 95251408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 331, 560, 614, 662, 1228, 1324, 1535, 1655, 2149, 2317, 2456, 2648, 3070, 3310, 4298, 4634, 4912, 5296, 6140, 6620, 8596, 9268, 10745, 11585, 12280, 13240, 17192, 18536, 21490, 23170, 24560, 26480, 34384, 37072, 42980, 46340, 85960, 92680, 101617, 171920, 185360, 203234, 406468, 508085, 711319, 812936, 1016170, 1422638, 1625872, 2032340, 2845276, 3556595, 4064680, 5690552, 7113190, 8129360, 11381104, 14226380, 28452760, 56905520]

約数ペア:

[(1, 56905520), (2, 28452760), (4, 14226380), (5, 11381104), (7, 8129360), (8, 7113190), (10, 5690552), (14, 4064680), (16, 3556595), (20, 2845276), (28, 2032340), (35, 1625872), (40, 1422638), (56, 1016170), (70, 812936), (80, 711319), (112, 508085), (140, 406468), (280, 203234), (307, 185360), (331, 171920), (560, 101617), (614, 92680), (662, 85960), (1228, 46340), (1324, 42980), (1535, 37072), (1655, 34384), (2149, 26480), (2317, 24560), (2456, 23170), (2648, 21490), (3070, 18536), (3310, 17192), (4298, 13240), (4634, 12280), (4912, 11585), (5296, 10745), (6140, 9268), (6620, 8596)]