12442220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88873}}^1$

素因数の和:88889

約数の個数: 24

約数和(自身を含む): 29861664

約数和(自身を除く): 17419444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88873, 177746, 355492, 444365, 622111, 888730, 1244222, 1777460, 2488444, 3110555, 6221110, 12442220]

約数ペア:

[(1, 12442220), (2, 6221110), (4, 3110555), (5, 2488444), (7, 1777460), (10, 1244222), (14, 888730), (20, 622111), (28, 444365), (35, 355492), (70, 177746), (140, 88873)]