28627940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130127}}^1$

素因数の和:130147

約数の個数: 24

約数和(自身を含む): 65584512

約数和(自身を除く): 36956572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130127, 260254, 520508, 650635, 1301270, 1431397, 2602540, 2862794, 5725588, 7156985, 14313970, 28627940]

約数ペア:

[(1, 28627940), (2, 14313970), (4, 7156985), (5, 5725588), (10, 2862794), (11, 2602540), (20, 1431397), (22, 1301270), (44, 650635), (55, 520508), (110, 260254), (220, 130127)]