20004670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{285781}}^1$

素因数の和:285795

約数の個数: 16

約数和(自身を含む): 41152608

約数和(自身を除く): 21147938

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 285781, 571562, 1428905, 2000467, 2857810, 4000934, 10002335, 20004670]

約数ペア:

[(1, 20004670), (2, 10002335), (5, 4000934), (7, 2857810), (10, 2000467), (14, 1428905), (35, 571562), (70, 285781)]