289554340

素因数分解:

$2^2\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{7907}}^1$

素因数の和:9747

約数の個数: 24

約数和(自身を含む): 608473152

約数和(自身を除く): 318918812

約数列:

[1, 2, 4, 5, 10, 20, 1831, 3662, 7324, 7907, 9155, 15814, 18310, 31628, 36620, 39535, 79070, 158140, 14477717, 28955434, 57910868, 72388585, 144777170, 289554340]

約数ペア:

[(1, 289554340), (2, 144777170), (4, 72388585), (5, 57910868), (10, 28955434), (20, 14477717), (1831, 158140), (3662, 79070), (7324, 39535), (7907, 36620), (9155, 31628), (15814, 18310)]