16325240

素因数分解:

$2^3\times 5^1\times {\mathrm{408131}}^1$

素因数の和:408142

約数の個数: 16

約数和(自身を含む): 36731880

約数和(自身を除く): 20406640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 408131, 816262, 1632524, 2040655, 3265048, 4081310, 8162620, 16325240]

約数ペア:

[(1, 16325240), (2, 8162620), (4, 4081310), (5, 3265048), (8, 2040655), (10, 1632524), (20, 816262), (40, 408131)]