27953660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199669}}^1$

素因数の和:199685

約数の個数: 24

約数和(自身を含む): 67089120

約数和(自身を除く): 39135460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199669, 399338, 798676, 998345, 1397683, 1996690, 2795366, 3993380, 5590732, 6988415, 13976830, 27953660]

約数ペア:

[(1, 27953660), (2, 13976830), (4, 6988415), (5, 5590732), (7, 3993380), (10, 2795366), (14, 1996690), (20, 1397683), (28, 998345), (35, 798676), (70, 399338), (140, 199669)]