157438180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{414311}}^1$

素因数の和:414339

約数の個数: 24

約数和(自身を含む): 348022080

約数和(自身を除く): 190583900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 414311, 828622, 1657244, 2071555, 4143110, 7871909, 8286220, 15743818, 31487636, 39359545, 78719090, 157438180]

約数ペア:

[(1, 157438180), (2, 78719090), (4, 39359545), (5, 31487636), (10, 15743818), (19, 8286220), (20, 7871909), (38, 4143110), (76, 2071555), (95, 1657244), (190, 828622), (380, 414311)]