179697020

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{10709}}^1$

素因数の和:11557

約数の個数: 24

約数和(自身を含む): 377848800

約数和(自身を除く): 198151780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 10709, 16780, 21418, 42836, 53545, 107090, 214180, 8984851, 17969702, 35939404, 44924255, 89848510, 179697020]

約数ペア:

[(1, 179697020), (2, 89848510), (4, 44924255), (5, 35939404), (10, 17969702), (20, 8984851), (839, 214180), (1678, 107090), (3356, 53545), (4195, 42836), (8390, 21418), (10709, 16780)]