86316040

素因数分解:

$2^3\times 5^1\times {\mathrm{2157901}}^1$

素因数の和:2157912

約数の個数: 16

約数和(自身を含む): 194211180

約数和(自身を除く): 107895140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2157901, 4315802, 8631604, 10789505, 17263208, 21579010, 43158020, 86316040]

約数ペア:

[(1, 86316040), (2, 43158020), (4, 21579010), (5, 17263208), (8, 10789505), (10, 8631604), (20, 4315802), (40, 2157901)]