8557960

素因数分解:

$2^3\times 5^1\times {\mathrm{213949}}^1$

素因数の和:213960

約数の個数: 16

約数和(自身を含む): 19255500

約数和(自身を除く): 10697540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 213949, 427898, 855796, 1069745, 1711592, 2139490, 4278980, 8557960]

約数ペア:

[(1, 8557960), (2, 4278980), (4, 2139490), (5, 1711592), (8, 1069745), (10, 855796), (20, 427898), (40, 213949)]