2560478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1631

約数の個数: 16

約数和(自身を含む): 4139520

約数和(自身を除く): 1579042

約数列:

[1, 2, 19, 38, 43, 86, 817, 1567, 1634, 3134, 29773, 59546, 67381, 134762, 1280239, 2560478]

約数ペア:

[(1, 2560478), (2, 1280239), (19, 134762), (38, 67381), (43, 59546), (86, 29773), (817, 3134), (1567, 1634)]