11438420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81703}}^1$

素因数の和:81719

約数の個数: 24

約数和(自身を含む): 27452544

約数和(自身を除く): 16014124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81703, 163406, 326812, 408515, 571921, 817030, 1143842, 1634060, 2287684, 2859605, 5719210, 11438420]

約数ペア:

[(1, 11438420), (2, 5719210), (4, 2859605), (5, 2287684), (7, 1634060), (10, 1143842), (14, 817030), (20, 571921), (28, 408515), (35, 326812), (70, 163406), (140, 81703)]