2687841260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{51949}}^1$

素因数の和:52170

約数の個数: 48

約数和(自身を含む): 6109320000

約数和(自身を除く): 3421478740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2587, 3980, 5174, 10348, 12935, 25870, 51740, 51949, 103898, 207796, 259745, 519490, 675337, 1038980, 1350674, 2701348, 3376685, 6753370, 10337851, 13506740, 20675702, 41351404, 51689255, 103378510, 134392063, 206757020, 268784126, 537568252, 671960315, 1343920630, 2687841260]

約数ペア:

[(1, 2687841260), (2, 1343920630), (4, 671960315), (5, 537568252), (10, 268784126), (13, 206757020), (20, 134392063), (26, 103378510), (52, 51689255), (65, 41351404), (130, 20675702), (199, 13506740), (260, 10337851), (398, 6753370), (796, 3376685), (995, 2701348), (1990, 1350674), (2587, 1038980), (3980, 675337), (5174, 519490), (10348, 259745), (12935, 207796), (25870, 103898), (51740, 51949)]