2640444

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1583}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 6209280

約数和(自身を除く): 3568836

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1583, 1668, 3166, 4749, 6332, 9498, 18996, 220037, 440074, 660111, 880148, 1320222, 2640444]

約数ペア:

[(1, 2640444), (2, 1320222), (3, 880148), (4, 660111), (6, 440074), (12, 220037), (139, 18996), (278, 9498), (417, 6332), (556, 4749), (834, 3166), (1583, 1668)]