188508740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1346491}}^1$

素因数の和:1346507

約数の個数: 24

約数和(自身を含む): 452421312

約数和(自身を除く): 263912572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1346491, 2692982, 5385964, 6732455, 9425437, 13464910, 18850874, 26929820, 37701748, 47127185, 94254370, 188508740]

約数ペア:

[(1, 188508740), (2, 94254370), (4, 47127185), (5, 37701748), (7, 26929820), (10, 18850874), (14, 13464910), (20, 9425437), (28, 6732455), (35, 5385964), (70, 2692982), (140, 1346491)]