20117264960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{68111}}^1$

素因数の和:68212

約数の個数: 112

約数和(自身を含む): 52316554752

約数和(自身を除く): 32199289792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 320, 355, 416, 520, 568, 710, 832, 923, 1040, 1136, 1420, 1846, 2080, 2272, 2840, 3692, 4160, 4544, 4615, 5680, 7384, 9230, 11360, 14768, 18460, 22720, 29536, 36920, 59072, 68111, 73840, 136222, 147680, 272444, 295360, 340555, 544888, 681110, 885443, 1089776, 1362220, 1770886, 2179552, 2724440, 3541772, 4359104, 4427215, 4835881, 5448880, 7083544, 8854430, 9671762, 10897760, 14167088, 17708860, 19343524, 21795520, 24179405, 28334176, 35417720, 38687048, 48358810, 56668352, 62866453, 70835440, 77374096, 96717620, 125732906, 141670880, 154748192, 193435240, 251465812, 283341760, 309496384, 314332265, 386870480, 502931624, 628664530, 773740960, 1005863248, 1257329060, 1547481920, 2011726496, 2514658120, 4023452992, 5029316240, 10058632480, 20117264960]

約数ペア:

[(1, 20117264960), (2, 10058632480), (4, 5029316240), (5, 4023452992), (8, 2514658120), (10, 2011726496), (13, 1547481920), (16, 1257329060), (20, 1005863248), (26, 773740960), (32, 628664530), (40, 502931624), (52, 386870480), (64, 314332265), (65, 309496384), (71, 283341760), (80, 251465812), (104, 193435240), (130, 154748192), (142, 141670880), (160, 125732906), (208, 96717620), (260, 77374096), (284, 70835440), (320, 62866453), (355, 56668352), (416, 48358810), (520, 38687048), (568, 35417720), (710, 28334176), (832, 24179405), (923, 21795520), (1040, 19343524), (1136, 17708860), (1420, 14167088), (1846, 10897760), (2080, 9671762), (2272, 8854430), (2840, 7083544), (3692, 5448880), (4160, 4835881), (4544, 4427215), (4615, 4359104), (5680, 3541772), (7384, 2724440), (9230, 2179552), (11360, 1770886), (14768, 1362220), (18460, 1089776), (22720, 885443), (29536, 681110), (36920, 544888), (59072, 340555), (68111, 295360), (73840, 272444), (136222, 147680)]