87390610

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{19727}}^1$

素因数の和:20177

約数の個数: 16

約数和(自身を含む): 157666176

約数和(自身を除く): 70275566

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 19727, 39454, 98635, 197270, 8739061, 17478122, 43695305, 87390610]

約数ペア:

[(1, 87390610), (2, 43695305), (5, 17478122), (10, 8739061), (443, 197270), (886, 98635), (2215, 39454), (4430, 19727)]