2667920

素因数分解:

$2^4\times 5^1\times {\mathrm{33349}}^1$

素因数の和:33362

約数の個数: 20

約数和(自身を含む): 6203100

約数和(自身を除く): 3535180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33349, 66698, 133396, 166745, 266792, 333490, 533584, 666980, 1333960, 2667920]

約数ペア:

[(1, 2667920), (2, 1333960), (4, 666980), (5, 533584), (8, 333490), (10, 266792), (16, 166745), (20, 133396), (40, 66698), (80, 33349)]