19256080

素因数分解:

$2^4\times 5^1\times {\mathrm{240701}}^1$

素因数の和:240714

約数の個数: 20

約数和(自身を含む): 44770572

約数和(自身を除く): 25514492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 240701, 481402, 962804, 1203505, 1925608, 2407010, 3851216, 4814020, 9628040, 19256080]

約数ペア:

[(1, 19256080), (2, 9628040), (4, 4814020), (5, 3851216), (8, 2407010), (10, 1925608), (16, 1203505), (20, 962804), (40, 481402), (80, 240701)]