74197640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{168631}}^1$

素因数の和:168653

約数の個数: 32

約数和(自身を含む): 182122560

約数和(自身を除く): 107924920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 168631, 337262, 674524, 843155, 1349048, 1686310, 1854941, 3372620, 3709882, 6745240, 7419764, 9274705, 14839528, 18549410, 37098820, 74197640]

約数ペア:

[(1, 74197640), (2, 37098820), (4, 18549410), (5, 14839528), (8, 9274705), (10, 7419764), (11, 6745240), (20, 3709882), (22, 3372620), (40, 1854941), (44, 1686310), (55, 1349048), (88, 843155), (110, 674524), (220, 337262), (440, 168631)]