85288360

素因数分解:

$2^3\times 5^1\times {\mathrm{2132209}}^1$

素因数の和:2132220

約数の個数: 16

約数和(自身を含む): 191898900

約数和(自身を除く): 106610540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2132209, 4264418, 8528836, 10661045, 17057672, 21322090, 42644180, 85288360]

約数ペア:

[(1, 85288360), (2, 42644180), (4, 21322090), (5, 17057672), (8, 10661045), (10, 8528836), (20, 4264418), (40, 2132209)]