191545520

素因数分解:

$2^4\times 5^1\times {\mathrm{2394319}}^1$

素因数の和:2394332

約数の個数: 20

約数和(自身を含む): 445343520

約数和(自身を除く): 253798000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2394319, 4788638, 9577276, 11971595, 19154552, 23943190, 38309104, 47886380, 95772760, 191545520]

約数ペア:

[(1, 191545520), (2, 95772760), (4, 47886380), (5, 38309104), (8, 23943190), (10, 19154552), (16, 11971595), (20, 9577276), (40, 4788638), (80, 2394319)]