56427980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{403057}}^1$

素因数の和:403073

約数の個数: 24

約数和(自身を含む): 135427488

約数和(自身を除く): 78999508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 403057, 806114, 1612228, 2015285, 2821399, 4030570, 5642798, 8061140, 11285596, 14106995, 28213990, 56427980]

約数ペア:

[(1, 56427980), (2, 28213990), (4, 14106995), (5, 11285596), (7, 8061140), (10, 5642798), (14, 4030570), (20, 2821399), (28, 2015285), (35, 1612228), (70, 806114), (140, 403057)]