85051180

素因数分解:

$2^2\times 5^1\times {\mathrm{4252559}}^1$

素因数の和:4252568

約数の個数: 12

約数和(自身を含む): 178607520

約数和(自身を除く): 93556340

約数列:

[1, 2, 4, 5, 10, 20, 4252559, 8505118, 17010236, 21262795, 42525590, 85051180]

約数ペア:

[(1, 85051180), (2, 42525590), (4, 21262795), (5, 17010236), (10, 8505118), (20, 4252559)]