90418040

素因数分解:

$2^3\times 5^1\times {\mathrm{2260451}}^1$

素因数の和:2260462

約数の個数: 16

約数和(自身を含む): 203440680

約数和(自身を除く): 113022640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2260451, 4520902, 9041804, 11302255, 18083608, 22604510, 45209020, 90418040]

約数ペア:

[(1, 90418040), (2, 45209020), (4, 22604510), (5, 18083608), (8, 11302255), (10, 9041804), (20, 4520902), (40, 2260451)]