157031140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121651}}^1$

素因数の和:1121667

約数の個数: 24

約数和(自身を含む): 376875072

約数和(自身を除く): 219843932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121651, 2243302, 4486604, 5608255, 7851557, 11216510, 15703114, 22433020, 31406228, 39257785, 78515570, 157031140]

約数ペア:

[(1, 157031140), (2, 78515570), (4, 39257785), (5, 31406228), (7, 22433020), (10, 15703114), (14, 11216510), (20, 7851557), (28, 5608255), (35, 4486604), (70, 2243302), (140, 1121651)]