16757680

素因数分解:

$2^4\times 5^1\times {\mathrm{209471}}^1$

素因数の和:209484

約数の個数: 20

約数和(自身を含む): 38961792

約数和(自身を除く): 22204112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 209471, 418942, 837884, 1047355, 1675768, 2094710, 3351536, 4189420, 8378840, 16757680]

約数ペア:

[(1, 16757680), (2, 8378840), (4, 4189420), (5, 3351536), (8, 2094710), (10, 1675768), (16, 1047355), (20, 837884), (40, 418942), (80, 209471)]