15168020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108343}}^1$

素因数の和:108359

約数の個数: 24

約数和(自身を含む): 36403584

約数和(自身を除く): 21235564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108343, 216686, 433372, 541715, 758401, 1083430, 1516802, 2166860, 3033604, 3792005, 7584010, 15168020]

約数ペア:

[(1, 15168020), (2, 7584010), (4, 3792005), (5, 3033604), (7, 2166860), (10, 1516802), (14, 1083430), (20, 758401), (28, 541715), (35, 433372), (70, 216686), (140, 108343)]