20120776740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4860091}}^1$

素因数の和:4860129

約数の個数: 72

約数和(自身を含む): 63686645568

約数和(自身を除く): 43565868828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4860091, 9720182, 14580273, 19440364, 24300455, 29160546, 43740819, 48600910, 58321092, 72901365, 87481638, 97201820, 111782093, 145802730, 174963276, 218704095, 223564186, 291605460, 335346279, 437408190, 447128372, 558910465, 670692558, 874816380, 1006038837, 1117820930, 1341385116, 1676731395, 2012077674, 2235641860, 3353462790, 4024155348, 5030194185, 6706925580, 10060388370, 20120776740]

約数ペア:

[(1, 20120776740), (2, 10060388370), (3, 6706925580), (4, 5030194185), (5, 4024155348), (6, 3353462790), (9, 2235641860), (10, 2012077674), (12, 1676731395), (15, 1341385116), (18, 1117820930), (20, 1006038837), (23, 874816380), (30, 670692558), (36, 558910465), (45, 447128372), (46, 437408190), (60, 335346279), (69, 291605460), (90, 223564186), (92, 218704095), (115, 174963276), (138, 145802730), (180, 111782093), (207, 97201820), (230, 87481638), (276, 72901365), (345, 58321092), (414, 48600910), (460, 43740819), (690, 29160546), (828, 24300455), (1035, 19440364), (1380, 14580273), (2070, 9720182), (4140, 4860091)]