16005940

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1823}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 17701580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 1823, 2195, 3646, 4390, 7292, 8780, 9115, 18230, 36460, 800297, 1600594, 3201188, 4001485, 8002970, 16005940]

約数ペア:

[(1, 16005940), (2, 8002970), (4, 4001485), (5, 3201188), (10, 1600594), (20, 800297), (439, 36460), (878, 18230), (1756, 9115), (1823, 8780), (2195, 7292), (3646, 4390)]