2016641920

素因数分解:

$2^7\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11981}}^1$

素因数の和:12263

約数の個数: 64

約数和(自身を含む): 4839769440

約数和(自身を除く): 2823127520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 263, 320, 526, 640, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 10520, 11981, 16832, 21040, 23962, 33664, 42080, 47924, 59905, 84160, 95848, 119810, 168320, 191696, 239620, 383392, 479240, 766784, 958480, 1533568, 1916960, 3151003, 3833920, 6302006, 7667840, 12604012, 15755015, 25208024, 31510030, 50416048, 63020060, 100832096, 126040120, 201664192, 252080240, 403328384, 504160480, 1008320960, 2016641920]

約数ペア:

[(1, 2016641920), (2, 1008320960), (4, 504160480), (5, 403328384), (8, 252080240), (10, 201664192), (16, 126040120), (20, 100832096), (32, 63020060), (40, 50416048), (64, 31510030), (80, 25208024), (128, 15755015), (160, 12604012), (263, 7667840), (320, 6302006), (526, 3833920), (640, 3151003), (1052, 1916960), (1315, 1533568), (2104, 958480), (2630, 766784), (4208, 479240), (5260, 383392), (8416, 239620), (10520, 191696), (11981, 168320), (16832, 119810), (21040, 95848), (23962, 84160), (33664, 59905), (42080, 47924)]