4176980

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^2$

素因数の和:923

約数の個数: 18

約数和(自身を含む): 8790894

約数和(自身を除く): 4613914

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 208849, 417698, 835396, 1044245, 2088490, 4176980]

約数ペア:

[(1, 4176980), (2, 2088490), (4, 1044245), (5, 835396), (10, 417698), (20, 208849), (457, 9140), (914, 4570), (1828, 2285)]