13807760

素因数分解:

$2^4\times 5^1\times {\mathrm{172597}}^1$

素因数の和:172610

約数の個数: 20

約数和(自身を含む): 32103228

約数和(自身を除く): 18295468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172597, 345194, 690388, 862985, 1380776, 1725970, 2761552, 3451940, 6903880, 13807760]

約数ペア:

[(1, 13807760), (2, 6903880), (4, 3451940), (5, 2761552), (8, 1725970), (10, 1380776), (16, 862985), (20, 690388), (40, 345194), (80, 172597)]