21582022160

素因数分解:

$2^4\times 5^1\times {\mathrm{269775277}}^1$

素因数の和:269775290

約数の個数: 20

約数和(自身を含む): 50178201708

約数和(自身を除く): 28596179548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269775277, 539550554, 1079101108, 1348876385, 2158202216, 2697752770, 4316404432, 5395505540, 10791011080, 21582022160]

約数ペア:

[(1, 21582022160), (2, 10791011080), (4, 5395505540), (5, 4316404432), (8, 2697752770), (10, 2158202216), (16, 1348876385), (20, 1079101108), (40, 539550554), (80, 269775277)]