86681240

素因数分解:

$2^3\times 5^1\times {\mathrm{2167031}}^1$

素因数の和:2167042

約数の個数: 16

約数和(自身を含む): 195032880

約数和(自身を除く): 108351640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2167031, 4334062, 8668124, 10835155, 17336248, 21670310, 43340620, 86681240]

約数ペア:

[(1, 86681240), (2, 43340620), (4, 21670310), (5, 17336248), (8, 10835155), (10, 8668124), (20, 4334062), (40, 2167031)]