28366040

素因数分解:

$2^3\times 5^1\times {\mathrm{709151}}^1$

素因数の和:709162

約数の個数: 16

約数和(自身を含む): 63823680

約数和(自身を除く): 35457640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709151, 1418302, 2836604, 3545755, 5673208, 7091510, 14183020, 28366040]

約数ペア:

[(1, 28366040), (2, 14183020), (4, 7091510), (5, 5673208), (8, 3545755), (10, 2836604), (20, 1418302), (40, 709151)]