71132020

素因数分解:

$2^2\times 5^1\times {\mathrm{3556601}}^1$

素因数の和:3556610

約数の個数: 12

約数和(自身を含む): 149377284

約数和(自身を除く): 78245264

約数列:

[1, 2, 4, 5, 10, 20, 3556601, 7113202, 14226404, 17783005, 35566010, 71132020]

約数ペア:

[(1, 71132020), (2, 35566010), (4, 17783005), (5, 14226404), (10, 7113202), (20, 3556601)]