397180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2837}}^1$

素因数の和:2853

約数の個数: 24

約数和(自身を含む): 953568

約数和(自身を除く): 556388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2837, 5674, 11348, 14185, 19859, 28370, 39718, 56740, 79436, 99295, 198590, 397180]

約数ペア:

[(1, 397180), (2, 198590), (4, 99295), (5, 79436), (7, 56740), (10, 39718), (14, 28370), (20, 19859), (28, 14185), (35, 11348), (70, 5674), (140, 2837)]