2005123024

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1051}}^1$

素因数の和:1208

約数の個数: 80

約数和(自身を含む): 4132592640

約数和(自身を除く): 2127469616

約数列:

[1, 2, 4, 8, 16, 43, 47, 59, 86, 94, 118, 172, 188, 236, 344, 376, 472, 688, 752, 944, 1051, 2021, 2102, 2537, 2773, 4042, 4204, 5074, 5546, 8084, 8408, 10148, 11092, 16168, 16816, 20296, 22184, 32336, 40592, 44368, 45193, 49397, 62009, 90386, 98794, 119239, 124018, 180772, 197588, 238478, 248036, 361544, 395176, 476956, 496072, 723088, 790352, 953912, 992144, 1907824, 2124071, 2666387, 2914423, 4248142, 5332774, 5828846, 8496284, 10665548, 11657692, 16992568, 21331096, 23315384, 33985136, 42662192, 46630768, 125320189, 250640378, 501280756, 1002561512, 2005123024]

約数ペア:

[(1, 2005123024), (2, 1002561512), (4, 501280756), (8, 250640378), (16, 125320189), (43, 46630768), (47, 42662192), (59, 33985136), (86, 23315384), (94, 21331096), (118, 16992568), (172, 11657692), (188, 10665548), (236, 8496284), (344, 5828846), (376, 5332774), (472, 4248142), (688, 2914423), (752, 2666387), (944, 2124071), (1051, 1907824), (2021, 992144), (2102, 953912), (2537, 790352), (2773, 723088), (4042, 496072), (4204, 476956), (5074, 395176), (5546, 361544), (8084, 248036), (8408, 238478), (10148, 197588), (11092, 180772), (16168, 124018), (16816, 119239), (20296, 98794), (22184, 90386), (32336, 62009), (40592, 49397), (44368, 45193)]