2005957888

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 4521000960

約数和(自身を除く): 2515043072

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 79, 88, 127, 128, 142, 158, 176, 254, 256, 284, 316, 352, 508, 568, 632, 704, 781, 869, 1016, 1136, 1264, 1397, 1408, 1562, 1738, 2032, 2272, 2528, 2794, 2816, 3124, 3476, 4064, 4544, 5056, 5588, 5609, 6248, 6952, 8128, 9017, 9088, 10033, 10112, 11176, 11218, 12496, 13904, 16256, 18034, 18176, 20066, 20224, 22352, 22436, 24992, 27808, 32512, 36068, 40132, 44704, 44872, 49984, 55616, 61699, 72136, 80264, 89408, 89744, 99187, 99968, 110363, 111232, 123398, 144272, 160528, 178816, 179488, 198374, 199936, 220726, 222464, 246796, 288544, 321056, 357632, 358976, 396748, 441452, 493592, 577088, 642112, 712343, 717952, 793496, 882904, 987184, 1154176, 1284224, 1424686, 1435904, 1586992, 1765808, 1974368, 2308352, 2568448, 2849372, 3173984, 3531616, 3948736, 5698744, 6347968, 7063232, 7835773, 7897472, 11397488, 12695936, 14126464, 15671546, 15794944, 22794976, 25391872, 28252928, 31343092, 45589952, 62686184, 91179904, 125372368, 182359808, 250744736, 501489472, 1002978944, 2005957888]

約数ペア:

[(1, 2005957888), (2, 1002978944), (4, 501489472), (8, 250744736), (11, 182359808), (16, 125372368), (22, 91179904), (32, 62686184), (44, 45589952), (64, 31343092), (71, 28252928), (79, 25391872), (88, 22794976), (127, 15794944), (128, 15671546), (142, 14126464), (158, 12695936), (176, 11397488), (254, 7897472), (256, 7835773), (284, 7063232), (316, 6347968), (352, 5698744), (508, 3948736), (568, 3531616), (632, 3173984), (704, 2849372), (781, 2568448), (869, 2308352), (1016, 1974368), (1136, 1765808), (1264, 1586992), (1397, 1435904), (1408, 1424686), (1562, 1284224), (1738, 1154176), (2032, 987184), (2272, 882904), (2528, 793496), (2794, 717952), (2816, 712343), (3124, 642112), (3476, 577088), (4064, 493592), (4544, 441452), (5056, 396748), (5588, 358976), (5609, 357632), (6248, 321056), (6952, 288544), (8128, 246796), (9017, 222464), (9088, 220726), (10033, 199936), (10112, 198374), (11176, 179488), (11218, 178816), (12496, 160528), (13904, 144272), (16256, 123398), (18034, 111232), (18176, 110363), (20066, 99968), (20224, 99187), (22352, 89744), (22436, 89408), (24992, 80264), (27808, 72136), (32512, 61699), (36068, 55616), (40132, 49984), (44704, 44872)]