2640836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 5152896

約数和(自身を除く): 2512060

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 1277, 2068, 2554, 5108, 14047, 28094, 56188, 60019, 120038, 240076, 660209, 1320418, 2640836]

約数ペア:

[(1, 2640836), (2, 1320418), (4, 660209), (11, 240076), (22, 120038), (44, 60019), (47, 56188), (94, 28094), (188, 14047), (517, 5108), (1034, 2554), (1277, 2068)]