204548980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{45863}}^1$

素因数の和:46095

約数の個数: 24

約数和(自身を含む): 431488512

約数和(自身を除く): 226939532

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 45863, 91726, 183452, 229315, 458630, 917260, 10227449, 20454898, 40909796, 51137245, 102274490, 204548980]

約数ペア:

[(1, 204548980), (2, 102274490), (4, 51137245), (5, 40909796), (10, 20454898), (20, 10227449), (223, 917260), (446, 458630), (892, 229315), (1115, 183452), (2230, 91726), (4460, 45863)]