159407660

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{7187}}^1$

素因数の和:8305

約数の個数: 24

約数和(自身を含む): 335104560

約数和(自身を除く): 175696900

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 7187, 11090, 14374, 22180, 28748, 35935, 71870, 143740, 7970383, 15940766, 31881532, 39851915, 79703830, 159407660]

約数ペア:

[(1, 159407660), (2, 79703830), (4, 39851915), (5, 31881532), (10, 15940766), (20, 7970383), (1109, 143740), (2218, 71870), (4436, 35935), (5545, 28748), (7187, 22180), (11090, 14374)]