1625954680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5806981}}^1$

素因数の和:5806999

約数の個数: 32

約数和(自身を含む): 4181027040

約数和(自身を除く): 2555072360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5806981, 11613962, 23227924, 29034905, 40648867, 46455848, 58069810, 81297734, 116139620, 162595468, 203244335, 232279240, 325190936, 406488670, 812977340, 1625954680]

約数ペア:

[(1, 1625954680), (2, 812977340), (4, 406488670), (5, 325190936), (7, 232279240), (8, 203244335), (10, 162595468), (14, 116139620), (20, 81297734), (28, 58069810), (35, 46455848), (40, 40648867), (56, 29034905), (70, 23227924), (140, 11613962), (280, 5806981)]