51235640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27253}}^1$

素因数の和:27311

約数の個数: 32

約数和(自身を含む): 117737280

約数和(自身を除く): 66501640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 27253, 54506, 109012, 136265, 218024, 272530, 545060, 1090120, 1280891, 2561782, 5123564, 6404455, 10247128, 12808910, 25617820, 51235640]

約数ペア:

[(1, 51235640), (2, 25617820), (4, 12808910), (5, 10247128), (8, 6404455), (10, 5123564), (20, 2561782), (40, 1280891), (47, 1090120), (94, 545060), (188, 272530), (235, 218024), (376, 136265), (470, 109012), (940, 54506), (1880, 27253)]