20229790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{288997}}^1$

素因数の和:289011

約数の個数: 16

約数和(自身を含む): 41615712

約数和(自身を除く): 21385922

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 288997, 577994, 1444985, 2022979, 2889970, 4045958, 10114895, 20229790]

約数ペア:

[(1, 20229790), (2, 10114895), (5, 4045958), (7, 2889970), (10, 2022979), (14, 1444985), (35, 577994), (70, 288997)]