2689978028

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{1207351}}^1$

素因数の和:1207912

約数の個数: 12

約数和(自身を含む): 4715916912

約数和(自身を除く): 2025938884

約数列:

[1, 2, 4, 557, 1114, 2228, 1207351, 2414702, 4829404, 672494507, 1344989014, 2689978028]

約数ペア:

[(1, 2689978028), (2, 1344989014), (4, 672494507), (557, 4829404), (1114, 2414702), (2228, 1207351)]