12194980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87107}}^1$

素因数の和:87123

約数の個数: 24

約数和(自身を含む): 29268288

約数和(自身を除く): 17073308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87107, 174214, 348428, 435535, 609749, 871070, 1219498, 1742140, 2438996, 3048745, 6097490, 12194980]

約数ペア:

[(1, 12194980), (2, 6097490), (4, 3048745), (5, 2438996), (7, 1742140), (10, 1219498), (14, 871070), (20, 609749), (28, 435535), (35, 348428), (70, 174214), (140, 87107)]