5221520

素因数分解:

$2^4\times 5^1\times {\mathrm{65269}}^1$

素因数の和:65282

約数の個数: 20

約数和(自身を含む): 12140220

約数和(自身を除く): 6918700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65269, 130538, 261076, 326345, 522152, 652690, 1044304, 1305380, 2610760, 5221520]

約数ペア:

[(1, 5221520), (2, 2610760), (4, 1305380), (5, 1044304), (8, 652690), (10, 522152), (16, 326345), (20, 261076), (40, 130538), (80, 65269)]