20163123080

素因数分解:

$2^3\times 5^1\times {\mathrm{504078077}}^1$

素因数の和:504078088

約数の個数: 16

約数和(自身を含む): 45367027020

約数和(自身を除く): 25203903940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504078077, 1008156154, 2016312308, 2520390385, 4032624616, 5040780770, 10081561540, 20163123080]

約数ペア:

[(1, 20163123080), (2, 10081561540), (4, 5040780770), (5, 4032624616), (8, 2520390385), (10, 2016312308), (20, 1008156154), (40, 504078077)]