20147742560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2081}}^1\times {\mathrm{5501}}^1$

素因数の和:7608

約数の個数: 96

約数和(自身を含む): 51960623904

約数和(自身を除く): 31812881344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 2081, 4162, 5501, 8324, 10405, 11002, 16648, 20810, 22004, 22891, 27505, 33296, 41620, 44008, 45782, 55010, 60511, 66592, 83240, 88016, 91564, 110020, 114455, 121022, 166480, 176032, 183128, 220040, 228910, 242044, 302555, 332960, 366256, 440080, 457820, 484088, 605110, 732512, 880160, 915640, 968176, 1210220, 1831280, 1936352, 2420440, 3662560, 4840880, 9681760, 11447581, 22895162, 45790324, 57237905, 91580648, 114475810, 125923391, 183161296, 228951620, 251846782, 366322592, 457903240, 503693564, 629616955, 915806480, 1007387128, 1259233910, 1831612960, 2014774256, 2518467820, 4029548512, 5036935640, 10073871280, 20147742560]

約数ペア:

[(1, 20147742560), (2, 10073871280), (4, 5036935640), (5, 4029548512), (8, 2518467820), (10, 2014774256), (11, 1831612960), (16, 1259233910), (20, 1007387128), (22, 915806480), (32, 629616955), (40, 503693564), (44, 457903240), (55, 366322592), (80, 251846782), (88, 228951620), (110, 183161296), (160, 125923391), (176, 114475810), (220, 91580648), (352, 57237905), (440, 45790324), (880, 22895162), (1760, 11447581), (2081, 9681760), (4162, 4840880), (5501, 3662560), (8324, 2420440), (10405, 1936352), (11002, 1831280), (16648, 1210220), (20810, 968176), (22004, 915640), (22891, 880160), (27505, 732512), (33296, 605110), (41620, 484088), (44008, 457820), (45782, 440080), (55010, 366256), (60511, 332960), (66592, 302555), (83240, 242044), (88016, 228910), (91564, 220040), (110020, 183128), (114455, 176032), (121022, 166480)]