11237900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1031}}^1$

素因数の和:1154

約数の個数: 36

約数和(自身を含む): 24633840

約数和(自身を除く): 13395940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1031, 1090, 2062, 2180, 2725, 4124, 5155, 5450, 10310, 10900, 20620, 25775, 51550, 103100, 112379, 224758, 449516, 561895, 1123790, 2247580, 2809475, 5618950, 11237900]

約数ペア:

[(1, 11237900), (2, 5618950), (4, 2809475), (5, 2247580), (10, 1123790), (20, 561895), (25, 449516), (50, 224758), (100, 112379), (109, 103100), (218, 51550), (436, 25775), (545, 20620), (1031, 10900), (1090, 10310), (2062, 5450), (2180, 5155), (2725, 4124)]