105718180

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{2671}}^1$

素因数の和:4659

約数の個数: 24

約数和(自身を含む): 222203520

約数和(自身を除く): 116485340

約数列:

[1, 2, 4, 5, 10, 20, 1979, 2671, 3958, 5342, 7916, 9895, 10684, 13355, 19790, 26710, 39580, 53420, 5285909, 10571818, 21143636, 26429545, 52859090, 105718180]

約数ペア:

[(1, 105718180), (2, 52859090), (4, 26429545), (5, 21143636), (10, 10571818), (20, 5285909), (1979, 53420), (2671, 39580), (3958, 26710), (5342, 19790), (7916, 13355), (9895, 10684)]