7902392990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{138323}}^1$

素因数の和:138556

約数の個数: 32

約数和(自身を含む): 14789602080

約数和(自身を除く): 6887209090

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 394, 985, 1970, 5713, 11426, 28565, 57130, 138323, 276646, 691615, 1383230, 4011367, 8022734, 20056835, 27249631, 40113670, 54499262, 136248155, 272496310, 790239299, 1580478598, 3951196495, 7902392990]

約数ペア:

[(1, 7902392990), (2, 3951196495), (5, 1580478598), (10, 790239299), (29, 272496310), (58, 136248155), (145, 54499262), (197, 40113670), (290, 27249631), (394, 20056835), (985, 8022734), (1970, 4011367), (5713, 1383230), (11426, 691615), (28565, 276646), (57130, 138323)]