20535620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146683}}^1$

素因数の和:146699

約数の個数: 24

約数和(自身を含む): 49285824

約数和(自身を除く): 28750204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146683, 293366, 586732, 733415, 1026781, 1466830, 2053562, 2933660, 4107124, 5133905, 10267810, 20535620]

約数ペア:

[(1, 20535620), (2, 10267810), (4, 5133905), (5, 4107124), (7, 2933660), (10, 2053562), (14, 1466830), (20, 1026781), (28, 733415), (35, 586732), (70, 293366), (140, 146683)]