2556004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{5281}}^1$

素因数の和:5307

約数の個数: 18

約数和(自身を含む): 4917542

約数和(自身を除く): 2361538

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 5281, 10562, 21124, 58091, 116182, 232364, 639001, 1278002, 2556004]

約数ペア:

[(1, 2556004), (2, 1278002), (4, 639001), (11, 232364), (22, 116182), (44, 58091), (121, 21124), (242, 10562), (484, 5281)]