168264440

素因数分解:

$2^3\times 5^1\times {\mathrm{4206611}}^1$

素因数の和:4206622

約数の個数: 16

約数和(自身を含む): 378595080

約数和(自身を除く): 210330640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4206611, 8413222, 16826444, 21033055, 33652888, 42066110, 84132220, 168264440]

約数ペア:

[(1, 168264440), (2, 84132220), (4, 42066110), (5, 33652888), (8, 21033055), (10, 16826444), (20, 8413222), (40, 4206611)]