2109131140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{37489}}^1$

素因数の和:37624

約数の個数: 48

約数和(自身を含む): 4629265200

約数和(自身を除く): 2520134060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1940, 2813, 5626, 11252, 14065, 28130, 37489, 56260, 74978, 149956, 187445, 374890, 749780, 1087181, 2174362, 3636433, 4348724, 5435905, 7272866, 10871810, 14545732, 18182165, 21743620, 36364330, 72728660, 105456557, 210913114, 421826228, 527282785, 1054565570, 2109131140]

約数ペア:

[(1, 2109131140), (2, 1054565570), (4, 527282785), (5, 421826228), (10, 210913114), (20, 105456557), (29, 72728660), (58, 36364330), (97, 21743620), (116, 18182165), (145, 14545732), (194, 10871810), (290, 7272866), (388, 5435905), (485, 4348724), (580, 3636433), (970, 2174362), (1940, 1087181), (2813, 749780), (5626, 374890), (11252, 187445), (14065, 149956), (28130, 74978), (37489, 56260)]