85553680

素因数分解:

$2^4\times 5^1\times {\mathrm{1069421}}^1$

素因数の和:1069434

約数の個数: 20

約数和(自身を含む): 198912492

約数和(自身を除く): 113358812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1069421, 2138842, 4277684, 5347105, 8555368, 10694210, 17110736, 21388420, 42776840, 85553680]

約数ペア:

[(1, 85553680), (2, 42776840), (4, 21388420), (5, 17110736), (8, 10694210), (10, 8555368), (16, 5347105), (20, 4277684), (40, 2138842), (80, 1069421)]