20285800

素因数分解:

$2^3\times 5^2\times {\mathrm{101429}}^1$

素因数の和:101445

約数の個数: 24

約数和(自身を含む): 47164950

約数和(自身を除く): 26879150

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 101429, 202858, 405716, 507145, 811432, 1014290, 2028580, 2535725, 4057160, 5071450, 10142900, 20285800]

約数ペア:

[(1, 20285800), (2, 10142900), (4, 5071450), (5, 4057160), (8, 2535725), (10, 2028580), (20, 1014290), (25, 811432), (40, 507145), (50, 405716), (100, 202858), (200, 101429)]