86572180

素因数分解:

$2^2\times 5^1\times {\mathrm{4328609}}^1$

素因数の和:4328618

約数の個数: 12

約数和(自身を含む): 181801620

約数和(自身を除く): 95229440

約数列:

[1, 2, 4, 5, 10, 20, 4328609, 8657218, 17314436, 21643045, 43286090, 86572180]

約数ペア:

[(1, 86572180), (2, 43286090), (4, 21643045), (5, 17314436), (10, 8657218), (20, 4328609)]