20160741880

素因数分解:

$2^3\times 5^1\times {\mathrm{504018547}}^1$

素因数の和:504018558

約数の個数: 16

約数和(自身を含む): 45361669320

約数和(自身を除く): 25200927440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504018547, 1008037094, 2016074188, 2520092735, 4032148376, 5040185470, 10080370940, 20160741880]

約数ペア:

[(1, 20160741880), (2, 10080370940), (4, 5040185470), (5, 4032148376), (8, 2520092735), (10, 2016074188), (20, 1008037094), (40, 504018547)]