493048280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{725071}}^1$

素因数の和:725099

約数の個数: 32

約数和(自身を含む): 1174616640

約数和(自身を除く): 681568360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 725071, 1450142, 2900284, 3625355, 5800568, 7250710, 12326207, 14501420, 24652414, 29002840, 49304828, 61631035, 98609656, 123262070, 246524140, 493048280]

約数ペア:

[(1, 493048280), (2, 246524140), (4, 123262070), (5, 98609656), (8, 61631035), (10, 49304828), (17, 29002840), (20, 24652414), (34, 14501420), (40, 12326207), (68, 7250710), (85, 5800568), (136, 3625355), (170, 2900284), (340, 1450142), (680, 725071)]