2560866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 6690816

約数和(自身を除く): 4129950

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 241, 253, 322, 462, 482, 483, 506, 723, 759, 966, 1446, 1518, 1687, 1771, 2651, 3374, 3542, 5061, 5302, 5313, 5543, 7953, 10122, 10626, 11086, 15906, 16629, 18557, 33258, 37114, 38801, 55671, 60973, 77602, 111342, 116403, 121946, 182919, 232806, 365838, 426811, 853622, 1280433, 2560866]

約数ペア:

[(1, 2560866), (2, 1280433), (3, 853622), (6, 426811), (7, 365838), (11, 232806), (14, 182919), (21, 121946), (22, 116403), (23, 111342), (33, 77602), (42, 60973), (46, 55671), (66, 38801), (69, 37114), (77, 33258), (138, 18557), (154, 16629), (161, 15906), (231, 11086), (241, 10626), (253, 10122), (322, 7953), (462, 5543), (482, 5313), (483, 5302), (506, 5061), (723, 3542), (759, 3374), (966, 2651), (1446, 1771), (1518, 1687)]