20100515212

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1\times {\mathrm{5417}}^1$

素因数の和:6258

約数の個数: 48

約数和(自身を含む): 37453897152

約数和(自身を除く): 17353381940

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 761, 1219, 1522, 2438, 3044, 4876, 5417, 10834, 17503, 21668, 35006, 40333, 70012, 80666, 124591, 161332, 249182, 287101, 498364, 574202, 927659, 1148404, 1855318, 3710636, 4122337, 6603323, 8244674, 13206646, 16489348, 26413292, 94813751, 189627502, 218483861, 379255004, 436967722, 873935444, 5025128803, 10050257606, 20100515212]

約数ペア:

[(1, 20100515212), (2, 10050257606), (4, 5025128803), (23, 873935444), (46, 436967722), (53, 379255004), (92, 218483861), (106, 189627502), (212, 94813751), (761, 26413292), (1219, 16489348), (1522, 13206646), (2438, 8244674), (3044, 6603323), (4876, 4122337), (5417, 3710636), (10834, 1855318), (17503, 1148404), (21668, 927659), (35006, 574202), (40333, 498364), (70012, 287101), (80666, 249182), (124591, 161332)]