8685920

素因数分解:

$2^5\times 5^1\times {\mathrm{54287}}^1$

素因数の和:54302

約数の個数: 24

約数和(自身を含む): 20520864

約数和(自身を除く): 11834944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 54287, 108574, 217148, 271435, 434296, 542870, 868592, 1085740, 1737184, 2171480, 4342960, 8685920]

約数ペア:

[(1, 8685920), (2, 4342960), (4, 2171480), (5, 1737184), (8, 1085740), (10, 868592), (16, 542870), (20, 434296), (32, 271435), (40, 217148), (80, 108574), (160, 54287)]