8136280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1901}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 18487440

約数和(自身を除く): 10351160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1901, 2140, 3802, 4280, 7604, 9505, 15208, 19010, 38020, 76040, 203407, 406814, 813628, 1017035, 1627256, 2034070, 4068140, 8136280]

約数ペア:

[(1, 8136280), (2, 4068140), (4, 2034070), (5, 1627256), (8, 1017035), (10, 813628), (20, 406814), (40, 203407), (107, 76040), (214, 38020), (428, 19010), (535, 15208), (856, 9505), (1070, 7604), (1901, 4280), (2140, 3802)]