20002020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333367}}^1$

素因数の和:333379

約数の個数: 24

約数和(自身を含む): 56005824

約数和(自身を除く): 36003804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333367, 666734, 1000101, 1333468, 1666835, 2000202, 3333670, 4000404, 5000505, 6667340, 10001010, 20002020]

約数ペア:

[(1, 20002020), (2, 10001010), (3, 6667340), (4, 5000505), (5, 4000404), (6, 3333670), (10, 2000202), (12, 1666835), (15, 1333468), (20, 1000101), (30, 666734), (60, 333367)]