1256820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20947}}^1$

素因数の和:20959

約数の個数: 24

約数和(自身を含む): 3519264

約数和(自身を除く): 2262444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20947, 41894, 62841, 83788, 104735, 125682, 209470, 251364, 314205, 418940, 628410, 1256820]

約数ペア:

[(1, 1256820), (2, 628410), (3, 418940), (4, 314205), (5, 251364), (6, 209470), (10, 125682), (12, 104735), (15, 83788), (20, 62841), (30, 41894), (60, 20947)]