8734257020

素因数分解:

$2^2\times 5^1\times {\mathrm{436712851}}^1$

素因数の和:436712860

約数の個数: 12

約数和(自身を含む): 18341939784

約数和(自身を除く): 9607682764

約数列:

[1, 2, 4, 5, 10, 20, 436712851, 873425702, 1746851404, 2183564255, 4367128510, 8734257020]

約数ペア:

[(1, 8734257020), (2, 4367128510), (4, 2183564255), (5, 1746851404), (10, 873425702), (20, 436712851)]