26037820

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2609}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 54810000

約数和(自身を除く): 28772180

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 2609, 4990, 5218, 9980, 10436, 13045, 26090, 52180, 1301891, 2603782, 5207564, 6509455, 13018910, 26037820]

約数ペア:

[(1, 26037820), (2, 13018910), (4, 6509455), (5, 5207564), (10, 2603782), (20, 1301891), (499, 52180), (998, 26090), (1996, 13045), (2495, 10436), (2609, 9980), (4990, 5218)]