2800000056

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1187}}^1$

素因数の和:1961

約数の個数: 128

約数和(自身を含む): 8439552000

約数和(自身を除く): 5639551944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 739, 798, 1064, 1187, 1478, 1596, 2217, 2374, 2956, 3192, 3561, 4434, 4748, 5173, 5912, 7122, 8309, 8868, 9496, 10346, 14041, 14244, 15519, 16618, 17736, 20692, 22553, 24927, 28082, 28488, 31038, 33236, 41384, 42123, 45106, 49854, 56164, 62076, 66472, 67659, 84246, 90212, 98287, 99708, 112328, 124152, 135318, 157871, 168492, 180424, 196574, 199416, 270636, 294861, 315742, 336984, 393148, 473613, 541272, 589722, 631484, 786296, 877193, 947226, 1179444, 1262968, 1754386, 1894452, 2358888, 2631579, 3508772, 3788904, 5263158, 6140351, 7017544, 10526316, 12280702, 16666667, 18421053, 21052632, 24561404, 33333334, 36842106, 49122808, 50000001, 66666668, 73684212, 100000002, 116666669, 133333336, 147368424, 200000004, 233333338, 350000007, 400000008, 466666676, 700000014, 933333352, 1400000028, 2800000056]

約数ペア:

[(1, 2800000056), (2, 1400000028), (3, 933333352), (4, 700000014), (6, 466666676), (7, 400000008), (8, 350000007), (12, 233333338), (14, 200000004), (19, 147368424), (21, 133333336), (24, 116666669), (28, 100000002), (38, 73684212), (42, 66666668), (56, 50000001), (57, 49122808), (76, 36842106), (84, 33333334), (114, 24561404), (133, 21052632), (152, 18421053), (168, 16666667), (228, 12280702), (266, 10526316), (399, 7017544), (456, 6140351), (532, 5263158), (739, 3788904), (798, 3508772), (1064, 2631579), (1187, 2358888), (1478, 1894452), (1596, 1754386), (2217, 1262968), (2374, 1179444), (2956, 947226), (3192, 877193), (3561, 786296), (4434, 631484), (4748, 589722), (5173, 541272), (5912, 473613), (7122, 393148), (8309, 336984), (8868, 315742), (9496, 294861), (10346, 270636), (14041, 199416), (14244, 196574), (15519, 180424), (16618, 168492), (17736, 157871), (20692, 135318), (22553, 124152), (24927, 112328), (28082, 99708), (28488, 98287), (31038, 90212), (33236, 84246), (41384, 67659), (42123, 66472), (45106, 62076), (49854, 56164)]