16851220

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1759}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 35481600

約数和(自身を除く): 18630380

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1759, 1916, 2395, 3518, 4790, 7036, 8795, 9580, 17590, 35180, 842561, 1685122, 3370244, 4212805, 8425610, 16851220]

約数ペア:

[(1, 16851220), (2, 8425610), (4, 4212805), (5, 3370244), (10, 1685122), (20, 842561), (479, 35180), (958, 17590), (1759, 9580), (1916, 8795), (2395, 7036), (3518, 4790)]