19446040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{919}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 45788400

約数和(自身を除く): 26342360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 919, 920, 1058, 1838, 2116, 2645, 3676, 4232, 4595, 5290, 7352, 9190, 10580, 18380, 21137, 21160, 36760, 42274, 84548, 105685, 169096, 211370, 422740, 486151, 845480, 972302, 1944604, 2430755, 3889208, 4861510, 9723020, 19446040]

約数ペア:

[(1, 19446040), (2, 9723020), (4, 4861510), (5, 3889208), (8, 2430755), (10, 1944604), (20, 972302), (23, 845480), (40, 486151), (46, 422740), (92, 211370), (115, 169096), (184, 105685), (230, 84548), (460, 42274), (529, 36760), (919, 21160), (920, 21137), (1058, 18380), (1838, 10580), (2116, 9190), (2645, 7352), (3676, 5290), (4232, 4595)]