559640020

素因数分解:

$2^2\times 5^1\times {\mathrm{27982001}}^1$

素因数の和:27982010

約数の個数: 12

約数和(自身を含む): 1175244084

約数和(自身を除く): 615604064

約数列:

[1, 2, 4, 5, 10, 20, 27982001, 55964002, 111928004, 139910005, 279820010, 559640020]

約数ペア:

[(1, 559640020), (2, 279820010), (4, 139910005), (5, 111928004), (10, 55964002), (20, 27982001)]