255619340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{440723}}^1$

素因数の和:440761

約数の個数: 24

約数和(自身を含む): 555312240

約数和(自身を除く): 299692900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 440723, 881446, 1762892, 2203615, 4407230, 8814460, 12780967, 25561934, 51123868, 63904835, 127809670, 255619340]

約数ペア:

[(1, 255619340), (2, 127809670), (4, 63904835), (5, 51123868), (10, 25561934), (20, 12780967), (29, 8814460), (58, 4407230), (116, 2203615), (145, 1762892), (290, 881446), (580, 440723)]