2687156920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{57467}}^1$

素因数の和:57652

約数の個数: 64

約数和(自身を含む): 6951329280

約数和(自身を除く): 4264172360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1670, 2338, 3340, 4676, 5845, 6680, 9352, 11690, 23380, 46760, 57467, 114934, 229868, 287335, 402269, 459736, 574670, 804538, 1149340, 1609076, 2011345, 2298680, 3218152, 4022690, 8045380, 9596989, 16090760, 19193978, 38387956, 47984945, 67178923, 76775912, 95969890, 134357846, 191939780, 268715692, 335894615, 383879560, 537431384, 671789230, 1343578460, 2687156920]

約数ペア:

[(1, 2687156920), (2, 1343578460), (4, 671789230), (5, 537431384), (7, 383879560), (8, 335894615), (10, 268715692), (14, 191939780), (20, 134357846), (28, 95969890), (35, 76775912), (40, 67178923), (56, 47984945), (70, 38387956), (140, 19193978), (167, 16090760), (280, 9596989), (334, 8045380), (668, 4022690), (835, 3218152), (1169, 2298680), (1336, 2011345), (1670, 1609076), (2338, 1149340), (3340, 804538), (4676, 574670), (5845, 459736), (6680, 402269), (9352, 287335), (11690, 229868), (23380, 114934), (46760, 57467)]