20023176080

素因数分解:

$2^4\times 5^1\times {\mathrm{250289701}}^1$

素因数の和:250289714

約数の個数: 20

約数和(自身を含む): 46553884572

約数和(自身を除く): 26530708492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 250289701, 500579402, 1001158804, 1251448505, 2002317608, 2502897010, 4004635216, 5005794020, 10011588040, 20023176080]

約数ペア:

[(1, 20023176080), (2, 10011588040), (4, 5005794020), (5, 4004635216), (8, 2502897010), (10, 2002317608), (16, 1251448505), (20, 1001158804), (40, 500579402), (80, 250289701)]