12740463946

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{1087}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 23250124800

約数和(自身を除く): 10509660854

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 317, 634, 973, 1087, 1946, 2174, 2219, 2641, 4438, 5282, 6023, 7609, 12046, 15218, 18487, 20653, 36974, 41306, 42161, 44063, 84322, 88126, 144571, 151093, 289142, 302186, 308441, 344579, 616882, 689158, 837197, 1057651, 1674394, 2115302, 2412053, 2870767, 4824106, 5741534, 5860379, 6547001, 11720758, 13094002, 20095369, 40190738, 45829007, 47896481, 91658014, 95792962, 335275367, 670550734, 910033139, 1820066278, 6370231973, 12740463946]

約数ペア:

[(1, 12740463946), (2, 6370231973), (7, 1820066278), (14, 910033139), (19, 670550734), (38, 335275367), (133, 95792962), (139, 91658014), (266, 47896481), (278, 45829007), (317, 40190738), (634, 20095369), (973, 13094002), (1087, 11720758), (1946, 6547001), (2174, 5860379), (2219, 5741534), (2641, 4824106), (4438, 2870767), (5282, 2412053), (6023, 2115302), (7609, 1674394), (12046, 1057651), (15218, 837197), (18487, 689158), (20653, 616882), (36974, 344579), (41306, 308441), (42161, 302186), (44063, 289142), (84322, 151093), (88126, 144571)]