2920205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 3758400

約数和(自身を除く): 838195

約数列:

[1, 5, 19, 59, 95, 295, 521, 1121, 2605, 5605, 9899, 30739, 49495, 153695, 584041, 2920205]

約数ペア:

[(1, 2920205), (5, 584041), (19, 153695), (59, 49495), (95, 30739), (295, 9899), (521, 5605), (1121, 2605)]