1611580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4241}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 3563280

約数和(自身を除く): 1951700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4241, 8482, 16964, 21205, 42410, 80579, 84820, 161158, 322316, 402895, 805790, 1611580]

約数ペア:

[(1, 1611580), (2, 805790), (4, 402895), (5, 322316), (10, 161158), (19, 84820), (20, 80579), (38, 42410), (76, 21205), (95, 16964), (190, 8482), (380, 4241)]