90547580

素因数分解:

$2^2\times 5^1\times {\mathrm{4527379}}^1$

素因数の和:4527388

約数の個数: 12

約数和(自身を含む): 190149960

約数和(自身を除く): 99602380

約数列:

[1, 2, 4, 5, 10, 20, 4527379, 9054758, 18109516, 22636895, 45273790, 90547580]

約数ペア:

[(1, 90547580), (2, 45273790), (4, 22636895), (5, 18109516), (10, 9054758), (20, 4527379)]