2660872012

素因数分解:

$2^2\times {\mathrm{503}}^1\times {\mathrm{1322501}}^1$

素因数の和:1323008

約数の個数: 12

約数和(自身を含む): 4665787056

約数和(自身を除く): 2004915044

約数列:

[1, 2, 4, 503, 1006, 2012, 1322501, 2645002, 5290004, 665218003, 1330436006, 2660872012]

約数ペア:

[(1, 2660872012), (2, 1330436006), (4, 665218003), (503, 5290004), (1006, 2645002), (2012, 1322501)]