90551080

素因数分解:

$2^3\times 5^1\times {\mathrm{2263777}}^1$

素因数の和:2263788

約数の個数: 16

約数和(自身を含む): 203740020

約数和(自身を除く): 113188940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2263777, 4527554, 9055108, 11318885, 18110216, 22637770, 45275540, 90551080]

約数ペア:

[(1, 90551080), (2, 45275540), (4, 22637770), (5, 18110216), (8, 11318885), (10, 9055108), (20, 4527554), (40, 2263777)]