11719580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30841}}^1$

素因数の和:30869

約数の個数: 24

約数和(自身を含む): 25907280

約数和(自身を除く): 14187700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 30841, 61682, 123364, 154205, 308410, 585979, 616820, 1171958, 2343916, 2929895, 5859790, 11719580]

約数ペア:

[(1, 11719580), (2, 5859790), (4, 2929895), (5, 2343916), (10, 1171958), (19, 616820), (20, 585979), (38, 308410), (76, 154205), (95, 123364), (190, 61682), (380, 30841)]