19320880

素因数分解:

$2^4\times 5^1\times {\mathrm{241511}}^1$

素因数の和:241524

約数の個数: 20

約数和(自身を含む): 44921232

約数和(自身を除く): 25600352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241511, 483022, 966044, 1207555, 1932088, 2415110, 3864176, 4830220, 9660440, 19320880]

約数ペア:

[(1, 19320880), (2, 9660440), (4, 4830220), (5, 3864176), (8, 2415110), (10, 1932088), (16, 1207555), (20, 966044), (40, 483022), (80, 241511)]