20136142480

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1\times {\mathrm{2309}}^1$

素因数の和:4016

約数の個数: 80

約数和(自身を含む): 47565080640

約数和(自身を除く): 27428938160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1627, 2309, 2680, 3254, 4618, 5360, 6508, 8135, 9236, 11545, 13016, 16270, 18472, 23090, 26032, 32540, 36944, 46180, 65080, 92360, 109009, 130160, 154703, 184720, 218018, 309406, 436036, 545045, 618812, 773515, 872072, 1090090, 1237624, 1547030, 1744144, 2180180, 2475248, 3094060, 3756743, 4360360, 6188120, 7513486, 8720720, 12376240, 15026972, 18783715, 30053944, 37567430, 60107888, 75134860, 150269720, 251701781, 300539440, 503403562, 1006807124, 1258508905, 2013614248, 2517017810, 4027228496, 5034035620, 10068071240, 20136142480]

約数ペア:

[(1, 20136142480), (2, 10068071240), (4, 5034035620), (5, 4027228496), (8, 2517017810), (10, 2013614248), (16, 1258508905), (20, 1006807124), (40, 503403562), (67, 300539440), (80, 251701781), (134, 150269720), (268, 75134860), (335, 60107888), (536, 37567430), (670, 30053944), (1072, 18783715), (1340, 15026972), (1627, 12376240), (2309, 8720720), (2680, 7513486), (3254, 6188120), (4618, 4360360), (5360, 3756743), (6508, 3094060), (8135, 2475248), (9236, 2180180), (11545, 1744144), (13016, 1547030), (16270, 1237624), (18472, 1090090), (23090, 872072), (26032, 773515), (32540, 618812), (36944, 545045), (46180, 436036), (65080, 309406), (92360, 218018), (109009, 184720), (130160, 154703)]