156672020

素因数分解:

$2^2\times 5^1\times {\mathrm{7833601}}^1$

素因数の和:7833610

約数の個数: 12

約数和(自身を含む): 329011284

約数和(自身を除く): 172339264

約数列:

[1, 2, 4, 5, 10, 20, 7833601, 15667202, 31334404, 39168005, 78336010, 156672020]

約数ペア:

[(1, 156672020), (2, 78336010), (4, 39168005), (5, 31334404), (10, 15667202), (20, 7833601)]