20625430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{294649}}^1$

素因数の和:294663

約数の個数: 16

約数和(自身を含む): 42429600

約数和(自身を除く): 21804170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 294649, 589298, 1473245, 2062543, 2946490, 4125086, 10312715, 20625430]

約数ペア:

[(1, 20625430), (2, 10312715), (5, 4125086), (7, 2946490), (10, 2062543), (14, 1473245), (35, 589298), (70, 294649)]