20759313440

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{12161}}^1$

素因数の和:12450

約数の個数: 96

約数和(自身を含む): 50312150784

約数和(自身を除く): 29552837344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 227, 235, 376, 454, 470, 752, 908, 940, 1135, 1504, 1816, 1880, 2270, 3632, 3760, 4540, 7264, 7520, 9080, 10669, 12161, 18160, 21338, 24322, 36320, 42676, 48644, 53345, 60805, 85352, 97288, 106690, 121610, 170704, 194576, 213380, 243220, 341408, 389152, 426760, 486440, 571567, 853520, 972880, 1143134, 1707040, 1945760, 2286268, 2760547, 2857835, 4572536, 5521094, 5715670, 9145072, 11042188, 11431340, 13802735, 18290144, 22084376, 22862680, 27605470, 44168752, 45725360, 55210940, 88337504, 91450720, 110421880, 129745709, 220843760, 259491418, 441687520, 518982836, 648728545, 1037965672, 1297457090, 2075931344, 2594914180, 4151862688, 5189828360, 10379656720, 20759313440]

約数ペア:

[(1, 20759313440), (2, 10379656720), (4, 5189828360), (5, 4151862688), (8, 2594914180), (10, 2075931344), (16, 1297457090), (20, 1037965672), (32, 648728545), (40, 518982836), (47, 441687520), (80, 259491418), (94, 220843760), (160, 129745709), (188, 110421880), (227, 91450720), (235, 88337504), (376, 55210940), (454, 45725360), (470, 44168752), (752, 27605470), (908, 22862680), (940, 22084376), (1135, 18290144), (1504, 13802735), (1816, 11431340), (1880, 11042188), (2270, 9145072), (3632, 5715670), (3760, 5521094), (4540, 4572536), (7264, 2857835), (7520, 2760547), (9080, 2286268), (10669, 1945760), (12161, 1707040), (18160, 1143134), (21338, 972880), (24322, 853520), (36320, 571567), (42676, 486440), (48644, 426760), (53345, 389152), (60805, 341408), (85352, 243220), (97288, 213380), (106690, 194576), (121610, 170704)]