20045500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 44763264

約数和(自身を除く): 24717764

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 470, 500, 853, 940, 1175, 1706, 2350, 3412, 4265, 4700, 5875, 8530, 11750, 17060, 21325, 23500, 40091, 42650, 80182, 85300, 106625, 160364, 200455, 213250, 400910, 426500, 801820, 1002275, 2004550, 4009100, 5011375, 10022750, 20045500]

約数ペア:

[(1, 20045500), (2, 10022750), (4, 5011375), (5, 4009100), (10, 2004550), (20, 1002275), (25, 801820), (47, 426500), (50, 400910), (94, 213250), (100, 200455), (125, 160364), (188, 106625), (235, 85300), (250, 80182), (470, 42650), (500, 40091), (853, 23500), (940, 21325), (1175, 17060), (1706, 11750), (2350, 8530), (3412, 5875), (4265, 4700)]