357220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 766584

約数和(自身を除く): 409364

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 337, 530, 674, 1060, 1348, 1685, 3370, 6740, 17861, 35722, 71444, 89305, 178610, 357220]

約数ペア:

[(1, 357220), (2, 178610), (4, 89305), (5, 71444), (10, 35722), (20, 17861), (53, 6740), (106, 3370), (212, 1685), (265, 1348), (337, 1060), (530, 674)]