16711120

素因数分解:

$2^4\times 5^1\times {\mathrm{208889}}^1$

素因数の和:208902

約数の個数: 20

約数和(自身を含む): 38853540

約数和(自身を除く): 22142420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 208889, 417778, 835556, 1044445, 1671112, 2088890, 3342224, 4177780, 8355560, 16711120]

約数ペア:

[(1, 16711120), (2, 8355560), (4, 4177780), (5, 3342224), (8, 2088890), (10, 1671112), (16, 1044445), (20, 835556), (40, 417778), (80, 208889)]