15417680

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^2$

素因数の和:891

約数の個数: 30

約数和(自身を含む): 35927946

約数和(自身を除く): 20510266

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 4390, 7024, 8780, 17560, 35120, 192721, 385442, 770884, 963605, 1541768, 1927210, 3083536, 3854420, 7708840, 15417680]

約数ペア:

[(1, 15417680), (2, 7708840), (4, 3854420), (5, 3083536), (8, 1927210), (10, 1541768), (16, 963605), (20, 770884), (40, 385442), (80, 192721), (439, 35120), (878, 17560), (1756, 8780), (2195, 7024), (3512, 4390)]