28098580

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{12433}}^1$

素因数の和:12555

約数の個数: 24

約数和(自身を含む): 59533992

約数和(自身を除く): 31435412

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 12433, 24866, 49732, 62165, 124330, 248660, 1404929, 2809858, 5619716, 7024645, 14049290, 28098580]

約数ペア:

[(1, 28098580), (2, 14049290), (4, 7024645), (5, 5619716), (10, 2809858), (20, 1404929), (113, 248660), (226, 124330), (452, 62165), (565, 49732), (1130, 24866), (2260, 12433)]