208079260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547577}}^1$

素因数の和:547605

約数の個数: 24

約数和(自身を含む): 459965520

約数和(自身を除く): 251886260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 547577, 1095154, 2190308, 2737885, 5475770, 10403963, 10951540, 20807926, 41615852, 52019815, 104039630, 208079260]

約数ペア:

[(1, 208079260), (2, 104039630), (4, 52019815), (5, 41615852), (10, 20807926), (19, 10951540), (20, 10403963), (38, 5475770), (76, 2737885), (95, 2190308), (190, 1095154), (380, 547577)]