16686455660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{119188969}}^1$

素因数の和:119188985

約数の個数: 24

約数和(自身を含む): 40047493920

約数和(自身を除く): 23361038260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 119188969, 238377938, 476755876, 595944845, 834322783, 1191889690, 1668645566, 2383779380, 3337291132, 4171613915, 8343227830, 16686455660]

約数ペア:

[(1, 16686455660), (2, 8343227830), (4, 4171613915), (5, 3337291132), (7, 2383779380), (10, 1668645566), (14, 1191889690), (20, 834322783), (28, 595944845), (35, 476755876), (70, 238377938), (140, 119188969)]