11128900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1144

約数の個数: 36

約数和(自身を含む): 24395140

約数和(自身を除く): 13266240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1021, 1090, 2042, 2180, 2725, 4084, 5105, 5450, 10210, 10900, 20420, 25525, 51050, 102100, 111289, 222578, 445156, 556445, 1112890, 2225780, 2782225, 5564450, 11128900]

約数ペア:

[(1, 11128900), (2, 5564450), (4, 2782225), (5, 2225780), (10, 1112890), (20, 556445), (25, 445156), (50, 222578), (100, 111289), (109, 102100), (218, 51050), (436, 25525), (545, 20420), (1021, 10900), (1090, 10210), (2042, 5450), (2180, 5105), (2725, 4084)]