68542960

素因数分解:

$2^4\times 5^1\times {\mathrm{856787}}^1$

素因数の和:856800

約数の個数: 20

約数和(自身を含む): 159362568

約数和(自身を除く): 90819608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 856787, 1713574, 3427148, 4283935, 6854296, 8567870, 13708592, 17135740, 34271480, 68542960]

約数ペア:

[(1, 68542960), (2, 34271480), (4, 17135740), (5, 13708592), (8, 8567870), (10, 6854296), (16, 4283935), (20, 3427148), (40, 1713574), (80, 856787)]