8477020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9857}}^1$

素因数の和:9909

約数の個数: 24

約数和(自身を含む): 18217584

約数和(自身を除く): 9740564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9857, 19714, 39428, 49285, 98570, 197140, 423851, 847702, 1695404, 2119255, 4238510, 8477020]

約数ペア:

[(1, 8477020), (2, 4238510), (4, 2119255), (5, 1695404), (10, 847702), (20, 423851), (43, 197140), (86, 98570), (172, 49285), (215, 39428), (430, 19714), (860, 9857)]