20167280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36013}}^1$

素因数の和:36033

約数の個数: 40

約数和(自身を含む): 53588832

約数和(自身を除く): 33421552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36013, 72026, 144052, 180065, 252091, 288104, 360130, 504182, 576208, 720260, 1008364, 1260455, 1440520, 2016728, 2520910, 2881040, 4033456, 5041820, 10083640, 20167280]

約数ペア:

[(1, 20167280), (2, 10083640), (4, 5041820), (5, 4033456), (7, 2881040), (8, 2520910), (10, 2016728), (14, 1440520), (16, 1260455), (20, 1008364), (28, 720260), (35, 576208), (40, 504182), (56, 360130), (70, 288104), (80, 252091), (112, 180065), (140, 144052), (280, 72026), (560, 36013)]