126646660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{904619}}^1$

素因数の和:904635

約数の個数: 24

約数和(自身を含む): 303952320

約数和(自身を除く): 177305660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 904619, 1809238, 3618476, 4523095, 6332333, 9046190, 12664666, 18092380, 25329332, 31661665, 63323330, 126646660]

約数ペア:

[(1, 126646660), (2, 63323330), (4, 31661665), (5, 25329332), (7, 18092380), (10, 12664666), (14, 9046190), (20, 6332333), (28, 4523095), (35, 3618476), (70, 1809238), (140, 904619)]