13938040

素因数分解:

$2^3\times 5^1\times {\mathrm{348451}}^1$

素因数の和:348462

約数の個数: 16

約数和(自身を含む): 31360680

約数和(自身を除く): 17422640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 348451, 696902, 1393804, 1742255, 2787608, 3484510, 6969020, 13938040]

約数ペア:

[(1, 13938040), (2, 6969020), (4, 3484510), (5, 2787608), (8, 1742255), (10, 1393804), (20, 696902), (40, 348451)]