12400685

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 16598400

約数和(自身を除く): 4197715

約数列:

[1, 5, 11, 55, 103, 121, 199, 515, 605, 995, 1133, 2189, 5665, 10945, 12463, 20497, 24079, 62315, 102485, 120395, 225467, 1127335, 2480137, 12400685]

約数ペア:

[(1, 12400685), (5, 2480137), (11, 1127335), (55, 225467), (103, 120395), (121, 102485), (199, 62315), (515, 24079), (605, 20497), (995, 12463), (1133, 10945), (2189, 5665)]