2560908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 6997760

約数和(自身を除く): 4436852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 709, 903, 1204, 1418, 1806, 2127, 2836, 3612, 4254, 4963, 8508, 9926, 14889, 19852, 29778, 30487, 59556, 60974, 91461, 121948, 182922, 213409, 365844, 426818, 640227, 853636, 1280454, 2560908]

約数ペア:

[(1, 2560908), (2, 1280454), (3, 853636), (4, 640227), (6, 426818), (7, 365844), (12, 213409), (14, 182922), (21, 121948), (28, 91461), (42, 60974), (43, 59556), (84, 30487), (86, 29778), (129, 19852), (172, 14889), (258, 9926), (301, 8508), (516, 4963), (602, 4254), (709, 3612), (903, 2836), (1204, 2127), (1418, 1806)]