142570520

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{4159}}^1$

素因数の和:5027

約数の個数: 32

約数和(自身を含む): 321235200

約数和(自身を除く): 178664680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 3428, 4159, 4285, 6856, 8318, 8570, 16636, 17140, 20795, 33272, 34280, 41590, 83180, 166360, 3564263, 7128526, 14257052, 17821315, 28514104, 35642630, 71285260, 142570520]

約数ペア:

[(1, 142570520), (2, 71285260), (4, 35642630), (5, 28514104), (8, 17821315), (10, 14257052), (20, 7128526), (40, 3564263), (857, 166360), (1714, 83180), (3428, 41590), (4159, 34280), (4285, 33272), (6856, 20795), (8318, 17140), (8570, 16636)]