12455660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88969}}^1$

素因数の和:88985

約数の個数: 24

約数和(自身を含む): 29893920

約数和(自身を除く): 17438260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88969, 177938, 355876, 444845, 622783, 889690, 1245566, 1779380, 2491132, 3113915, 6227830, 12455660]

約数ペア:

[(1, 12455660), (2, 6227830), (4, 3113915), (5, 2491132), (7, 1779380), (10, 1245566), (14, 889690), (20, 622783), (28, 444845), (35, 355876), (70, 177938), (140, 88969)]