40675640

素因数分解:

$2^3\times 5^1\times {\mathrm{1016891}}^1$

素因数の和:1016902

約数の個数: 16

約数和(自身を含む): 91520280

約数和(自身を除く): 50844640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1016891, 2033782, 4067564, 5084455, 8135128, 10168910, 20337820, 40675640]

約数ペア:

[(1, 40675640), (2, 20337820), (4, 10168910), (5, 8135128), (8, 5084455), (10, 4067564), (20, 2033782), (40, 1016891)]