86816360

素因数分解:

$2^3\times 5^1\times {\mathrm{2170409}}^1$

素因数の和:2170420

約数の個数: 16

約数和(自身を含む): 195336900

約数和(自身を除く): 108520540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2170409, 4340818, 8681636, 10852045, 17363272, 21704090, 43408180, 86816360]

約数ペア:

[(1, 86816360), (2, 43408180), (4, 21704090), (5, 17363272), (8, 10852045), (10, 8681636), (20, 4340818), (40, 2170409)]