8971120

素因数分解:

$2^4\times 5^1\times {\mathrm{112139}}^1$

素因数の和:112152

約数の個数: 20

約数和(自身を含む): 20858040

約数和(自身を除く): 11886920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 112139, 224278, 448556, 560695, 897112, 1121390, 1794224, 2242780, 4485560, 8971120]

約数ペア:

[(1, 8971120), (2, 4485560), (4, 2242780), (5, 1794224), (8, 1121390), (10, 897112), (16, 560695), (20, 448556), (40, 224278), (80, 112139)]