28066192

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 72564800

約数和(自身を除く): 44498608

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 109, 112, 121, 133, 152, 154, 176, 209, 218, 242, 266, 304, 308, 418, 436, 484, 532, 616, 763, 836, 847, 872, 968, 1064, 1199, 1232, 1463, 1526, 1672, 1694, 1744, 1936, 2071, 2128, 2299, 2398, 2926, 3052, 3344, 3388, 4142, 4598, 4796, 5852, 6104, 6776, 8284, 8393, 9196, 9592, 11704, 12208, 13189, 13552, 14497, 16093, 16568, 16786, 18392, 19184, 22781, 23408, 26378, 28994, 32186, 33136, 33572, 36784, 45562, 52756, 57988, 64372, 67144, 91124, 92323, 105512, 115976, 128744, 134288, 159467, 182248, 184646, 211024, 231952, 250591, 257488, 318934, 364496, 369292, 501182, 637868, 738584, 1002364, 1275736, 1477168, 1754137, 2004728, 2551472, 3508274, 4009456, 7016548, 14033096, 28066192]

約数ペア:

[(1, 28066192), (2, 14033096), (4, 7016548), (7, 4009456), (8, 3508274), (11, 2551472), (14, 2004728), (16, 1754137), (19, 1477168), (22, 1275736), (28, 1002364), (38, 738584), (44, 637868), (56, 501182), (76, 369292), (77, 364496), (88, 318934), (109, 257488), (112, 250591), (121, 231952), (133, 211024), (152, 184646), (154, 182248), (176, 159467), (209, 134288), (218, 128744), (242, 115976), (266, 105512), (304, 92323), (308, 91124), (418, 67144), (436, 64372), (484, 57988), (532, 52756), (616, 45562), (763, 36784), (836, 33572), (847, 33136), (872, 32186), (968, 28994), (1064, 26378), (1199, 23408), (1232, 22781), (1463, 19184), (1526, 18392), (1672, 16786), (1694, 16568), (1744, 16093), (1936, 14497), (2071, 13552), (2128, 13189), (2299, 12208), (2398, 11704), (2926, 9592), (3052, 9196), (3344, 8393), (3388, 8284), (4142, 6776), (4598, 6104), (4796, 5852)]