20941025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7039}}^1$

素因数の和:7073

約数の個数: 24

約数和(自身を含む): 31426560

約数和(自身を除く): 10485535

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 7039, 35195, 49273, 119663, 175975, 246365, 598315, 837641, 1231825, 2991575, 4188205, 20941025]

約数ペア:

[(1, 20941025), (5, 4188205), (7, 2991575), (17, 1231825), (25, 837641), (35, 598315), (85, 246365), (119, 175975), (175, 119663), (425, 49273), (595, 35195), (2975, 7039)]