486510020

素因数分解:

$2^2\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{9281}}^1$

素因数の和:11911

約数の個数: 24

約数和(自身を含む): 1022170968

約数和(自身を除く): 535660948

約数列:

[1, 2, 4, 5, 10, 20, 2621, 5242, 9281, 10484, 13105, 18562, 26210, 37124, 46405, 52420, 92810, 185620, 24325501, 48651002, 97302004, 121627505, 243255010, 486510020]

約数ペア:

[(1, 486510020), (2, 243255010), (4, 121627505), (5, 97302004), (10, 48651002), (20, 24325501), (2621, 185620), (5242, 92810), (9281, 52420), (10484, 46405), (13105, 37124), (18562, 26210)]