1920161275

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{1081781}}^1$

素因数の和:1081862

約数の個数: 12

約数和(自身を含む): 2414537424

約数和(自身を除く): 494376149

約数列:

[1, 5, 25, 71, 355, 1775, 1081781, 5408905, 27044525, 76806451, 384032255, 1920161275]

約数ペア:

[(1, 1920161275), (5, 384032255), (25, 76806451), (71, 27044525), (355, 5408905), (1775, 1081781)]