6649180

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1069}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 14021280

約数和(自身を除く): 7372100

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1069, 1244, 1555, 2138, 3110, 4276, 5345, 6220, 10690, 21380, 332459, 664918, 1329836, 1662295, 3324590, 6649180]

約数ペア:

[(1, 6649180), (2, 3324590), (4, 1662295), (5, 1329836), (10, 664918), (20, 332459), (311, 21380), (622, 10690), (1069, 6220), (1244, 5345), (1555, 4276), (2138, 3110)]