20011020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333517}}^1$

素因数の和:333529

約数の個数: 24

約数和(自身を含む): 56031024

約数和(自身を除く): 36020004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333517, 667034, 1000551, 1334068, 1667585, 2001102, 3335170, 4002204, 5002755, 6670340, 10005510, 20011020]

約数ペア:

[(1, 20011020), (2, 10005510), (3, 6670340), (4, 5002755), (5, 4002204), (6, 3335170), (10, 2001102), (12, 1667585), (15, 1334068), (20, 1000551), (30, 667034), (60, 333517)]