9157820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{65413}}^1$

素因数の和:65429

約数の個数: 24

約数和(自身を含む): 21979104

約数和(自身を除く): 12821284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 65413, 130826, 261652, 327065, 457891, 654130, 915782, 1308260, 1831564, 2289455, 4578910, 9157820]

約数ペア:

[(1, 9157820), (2, 4578910), (4, 2289455), (5, 1831564), (7, 1308260), (10, 915782), (14, 654130), (20, 457891), (28, 327065), (35, 261652), (70, 130826), (140, 65413)]