12865540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{10903}}^1$

素因数の和:10971

約数の個数: 24

約数和(自身を含む): 27478080

約数和(自身を除く): 14612540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 10903, 21806, 43612, 54515, 109030, 218060, 643277, 1286554, 2573108, 3216385, 6432770, 12865540]

約数ペア:

[(1, 12865540), (2, 6432770), (4, 3216385), (5, 2573108), (10, 1286554), (20, 643277), (59, 218060), (118, 109030), (236, 54515), (295, 43612), (590, 21806), (1180, 10903)]