27770980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47881}}^1$

素因数の和:47919

約数の個数: 24

約数和(自身を含む): 60331320

約数和(自身を除く): 32560340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 47881, 95762, 191524, 239405, 478810, 957620, 1388549, 2777098, 5554196, 6942745, 13885490, 27770980]

約数ペア:

[(1, 27770980), (2, 13885490), (4, 6942745), (5, 5554196), (10, 2777098), (20, 1388549), (29, 957620), (58, 478810), (116, 239405), (145, 191524), (290, 95762), (580, 47881)]