17171120

素因数分解:

$2^4\times 5^1\times {\mathrm{214639}}^1$

素因数の和:214652

約数の個数: 20

約数和(自身を含む): 39923040

約数和(自身を除く): 22751920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 214639, 429278, 858556, 1073195, 1717112, 2146390, 3434224, 4292780, 8585560, 17171120]

約数ペア:

[(1, 17171120), (2, 8585560), (4, 4292780), (5, 3434224), (8, 2146390), (10, 1717112), (16, 1073195), (20, 858556), (40, 429278), (80, 214639)]