2055406720

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 5025389040

約数和(自身を除く): 2969982320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 113, 128, 160, 194, 226, 293, 320, 388, 452, 485, 565, 586, 640, 776, 904, 970, 1130, 1172, 1465, 1552, 1808, 1940, 2260, 2344, 2930, 3104, 3616, 3880, 4520, 4688, 5860, 6208, 7232, 7760, 9040, 9376, 10961, 11720, 12416, 14464, 15520, 18080, 18752, 21922, 23440, 28421, 31040, 33109, 36160, 37504, 43844, 46880, 54805, 56842, 62080, 66218, 72320, 87688, 93760, 109610, 113684, 132436, 142105, 165545, 175376, 187520, 219220, 227368, 264872, 284210, 331090, 350752, 438440, 454736, 529744, 568420, 662180, 701504, 876880, 909472, 1059488, 1136840, 1324360, 1403008, 1753760, 1818944, 2118976, 2273680, 2648720, 3211573, 3507520, 3637888, 4237952, 4547360, 5297440, 6423146, 7015040, 9094720, 10594880, 12846292, 16057865, 18189440, 21189760, 25692584, 32115730, 51385168, 64231460, 102770336, 128462920, 205540672, 256925840, 411081344, 513851680, 1027703360, 2055406720]

約数ペア:

[(1, 2055406720), (2, 1027703360), (4, 513851680), (5, 411081344), (8, 256925840), (10, 205540672), (16, 128462920), (20, 102770336), (32, 64231460), (40, 51385168), (64, 32115730), (80, 25692584), (97, 21189760), (113, 18189440), (128, 16057865), (160, 12846292), (194, 10594880), (226, 9094720), (293, 7015040), (320, 6423146), (388, 5297440), (452, 4547360), (485, 4237952), (565, 3637888), (586, 3507520), (640, 3211573), (776, 2648720), (904, 2273680), (970, 2118976), (1130, 1818944), (1172, 1753760), (1465, 1403008), (1552, 1324360), (1808, 1136840), (1940, 1059488), (2260, 909472), (2344, 876880), (2930, 701504), (3104, 662180), (3616, 568420), (3880, 529744), (4520, 454736), (4688, 438440), (5860, 350752), (6208, 331090), (7232, 284210), (7760, 264872), (9040, 227368), (9376, 219220), (10961, 187520), (11720, 175376), (12416, 165545), (14464, 142105), (15520, 132436), (18080, 113684), (18752, 109610), (21922, 93760), (23440, 87688), (28421, 72320), (31040, 66218), (33109, 62080), (36160, 56842), (37504, 54805), (43844, 46880)]