104431640

素因数分解:

$2^3\times 5^1\times {\mathrm{2610791}}^1$

素因数の和:2610802

約数の個数: 16

約数和(自身を含む): 234971280

約数和(自身を除く): 130539640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2610791, 5221582, 10443164, 13053955, 20886328, 26107910, 52215820, 104431640]

約数ペア:

[(1, 104431640), (2, 52215820), (4, 26107910), (5, 20886328), (8, 13053955), (10, 10443164), (20, 5221582), (40, 2610791)]