17420620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{124433}}^1$

素因数の和:124449

約数の個数: 24

約数和(自身を含む): 41809824

約数和(自身を除く): 24389204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 124433, 248866, 497732, 622165, 871031, 1244330, 1742062, 2488660, 3484124, 4355155, 8710310, 17420620]

約数ペア:

[(1, 17420620), (2, 8710310), (4, 4355155), (5, 3484124), (7, 2488660), (10, 1742062), (14, 1244330), (20, 871031), (28, 622165), (35, 497732), (70, 248866), (140, 124433)]