26007820

素因数分解:

$2^2\times 5^1\times {\mathrm{1300391}}^1$

素因数の和:1300400

約数の個数: 12

約数和(自身を含む): 54616464

約数和(自身を除く): 28608644

約数列:

[1, 2, 4, 5, 10, 20, 1300391, 2600782, 5201564, 6501955, 13003910, 26007820]

約数ペア:

[(1, 26007820), (2, 13003910), (4, 6501955), (5, 5201564), (10, 2600782), (20, 1300391)]