11455900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1174

約数の個数: 36

約数和(自身を含む): 25111240

約数和(自身を除く): 13655340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1051, 1090, 2102, 2180, 2725, 4204, 5255, 5450, 10510, 10900, 21020, 26275, 52550, 105100, 114559, 229118, 458236, 572795, 1145590, 2291180, 2863975, 5727950, 11455900]

約数ペア:

[(1, 11455900), (2, 5727950), (4, 2863975), (5, 2291180), (10, 1145590), (20, 572795), (25, 458236), (50, 229118), (100, 114559), (109, 105100), (218, 52550), (436, 26275), (545, 21020), (1051, 10900), (1090, 10510), (2102, 5450), (2180, 5255), (2725, 4204)]