90626840

素因数分解:

$2^3\times 5^1\times {\mathrm{2265671}}^1$

素因数の和:2265682

約数の個数: 16

約数和(自身を含む): 203910480

約数和(自身を除く): 113283640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2265671, 4531342, 9062684, 11328355, 18125368, 22656710, 45313420, 90626840]

約数ペア:

[(1, 90626840), (2, 45313420), (4, 22656710), (5, 18125368), (8, 11328355), (10, 9062684), (20, 4531342), (40, 2265671)]