20182160

素因数分解:

$2^4\times 5^1\times {\mathrm{252277}}^1$

素因数の和:252290

約数の個数: 20

約数和(自身を含む): 46923708

約数和(自身を除く): 26741548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252277, 504554, 1009108, 1261385, 2018216, 2522770, 4036432, 5045540, 10091080, 20182160]

約数ペア:

[(1, 20182160), (2, 10091080), (4, 5045540), (5, 4036432), (8, 2522770), (10, 2018216), (16, 1261385), (20, 1009108), (40, 504554), (80, 252277)]