22276780

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1571}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 46877040

約数和(自身を除く): 24600260

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 1571, 2836, 3142, 3545, 6284, 7090, 7855, 14180, 15710, 31420, 1113839, 2227678, 4455356, 5569195, 11138390, 22276780]

約数ペア:

[(1, 22276780), (2, 11138390), (4, 5569195), (5, 4455356), (10, 2227678), (20, 1113839), (709, 31420), (1418, 15710), (1571, 14180), (2836, 7855), (3142, 7090), (3545, 6284)]