628551140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4489651}}^1$

素因数の和:4489667

約数の個数: 24

約数和(自身を含む): 1508523072

約数和(自身を除く): 879971932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4489651, 8979302, 17958604, 22448255, 31427557, 44896510, 62855114, 89793020, 125710228, 157137785, 314275570, 628551140]

約数ペア:

[(1, 628551140), (2, 314275570), (4, 157137785), (5, 125710228), (7, 89793020), (10, 62855114), (14, 44896510), (20, 31427557), (28, 22448255), (35, 17958604), (70, 8979302), (140, 4489651)]