2560644

素因数分解:

$2^2\times 3^2\times {\mathrm{71129}}^1$

素因数の和:71139

約数の個数: 18

約数和(自身を含む): 6472830

約数和(自身を除く): 3912186

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71129, 142258, 213387, 284516, 426774, 640161, 853548, 1280322, 2560644]

約数ペア:

[(1, 2560644), (2, 1280322), (3, 853548), (4, 640161), (6, 426774), (9, 284516), (12, 213387), (18, 142258), (36, 71129)]