15695022680

素因数分解:

$2^3\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{243863}}^1$

素因数の和:245483

約数の個数: 32

約数和(自身を含む): 35335893600

約数和(自身を除く): 19640870920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 64360, 243863, 487726, 975452, 1219315, 1950904, 2438630, 4877260, 9754520, 392375567, 784751134, 1569502268, 1961877835, 3139004536, 3923755670, 7847511340, 15695022680]

約数ペア:

[(1, 15695022680), (2, 7847511340), (4, 3923755670), (5, 3139004536), (8, 1961877835), (10, 1569502268), (20, 784751134), (40, 392375567), (1609, 9754520), (3218, 4877260), (6436, 2438630), (8045, 1950904), (12872, 1219315), (16090, 975452), (32180, 487726), (64360, 243863)]