1980228772

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{680959}}^1$

素因数の和:681690

約数の個数: 12

約数和(自身を含む): 3470172160

約数和(自身を除く): 1489943388

約数列:

[1, 2, 4, 727, 1454, 2908, 680959, 1361918, 2723836, 495057193, 990114386, 1980228772]

約数ペア:

[(1, 1980228772), (2, 990114386), (4, 495057193), (727, 2723836), (1454, 1361918), (2908, 680959)]