2009189776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1069}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 4346596800

約数和(自身を除く): 2337407024

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 181, 236, 362, 472, 649, 724, 944, 1069, 1298, 1448, 1991, 2138, 2596, 2896, 3982, 4276, 5192, 7964, 8552, 10384, 10679, 11759, 15928, 17104, 21358, 23518, 31856, 42716, 47036, 63071, 85432, 94072, 117469, 126142, 170864, 188144, 193489, 234938, 252284, 386978, 469876, 504568, 693781, 773956, 939752, 1009136, 1387562, 1547912, 1879504, 2128379, 2775124, 3095824, 4256758, 5550248, 8513516, 11100496, 11415851, 17027032, 22831702, 34054064, 45663404, 91326808, 125574361, 182653616, 251148722, 502297444, 1004594888, 2009189776]

約数ペア:

[(1, 2009189776), (2, 1004594888), (4, 502297444), (8, 251148722), (11, 182653616), (16, 125574361), (22, 91326808), (44, 45663404), (59, 34054064), (88, 22831702), (118, 17027032), (176, 11415851), (181, 11100496), (236, 8513516), (362, 5550248), (472, 4256758), (649, 3095824), (724, 2775124), (944, 2128379), (1069, 1879504), (1298, 1547912), (1448, 1387562), (1991, 1009136), (2138, 939752), (2596, 773956), (2896, 693781), (3982, 504568), (4276, 469876), (5192, 386978), (7964, 252284), (8552, 234938), (10384, 193489), (10679, 188144), (11759, 170864), (15928, 126142), (17104, 117469), (21358, 94072), (23518, 85432), (31856, 63071), (42716, 47036)]