2912135920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{15889}}^1$

素因数の和:16010

約数の個数: 80

約数和(自身を含む): 7093296000

約数和(自身を除く): 4181160080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 79, 80, 116, 145, 158, 232, 290, 316, 395, 464, 580, 632, 790, 1160, 1264, 1580, 2291, 2320, 3160, 4582, 6320, 9164, 11455, 15889, 18328, 22910, 31778, 36656, 45820, 63556, 79445, 91640, 127112, 158890, 183280, 254224, 317780, 460781, 635560, 921562, 1255231, 1271120, 1843124, 2303905, 2510462, 3686248, 4607810, 5020924, 6276155, 7372496, 9215620, 10041848, 12552310, 18431240, 20083696, 25104620, 36401699, 36862480, 50209240, 72803398, 100418480, 145606796, 182008495, 291213592, 364016990, 582427184, 728033980, 1456067960, 2912135920]

約数ペア:

[(1, 2912135920), (2, 1456067960), (4, 728033980), (5, 582427184), (8, 364016990), (10, 291213592), (16, 182008495), (20, 145606796), (29, 100418480), (40, 72803398), (58, 50209240), (79, 36862480), (80, 36401699), (116, 25104620), (145, 20083696), (158, 18431240), (232, 12552310), (290, 10041848), (316, 9215620), (395, 7372496), (464, 6276155), (580, 5020924), (632, 4607810), (790, 3686248), (1160, 2510462), (1264, 2303905), (1580, 1843124), (2291, 1271120), (2320, 1255231), (3160, 921562), (4582, 635560), (6320, 460781), (9164, 317780), (11455, 254224), (15889, 183280), (18328, 158890), (22910, 127112), (31778, 91640), (36656, 79445), (45820, 63556)]