2019132020

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{77243}}^1$

素因数の和:78559

約数の個数: 24

約数和(自身を含む): 4243476384

約数和(自身を除く): 2224344364

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 13070, 26140, 77243, 154486, 308972, 386215, 772430, 1544860, 100956601, 201913202, 403826404, 504783005, 1009566010, 2019132020]

約数ペア:

[(1, 2019132020), (2, 1009566010), (4, 504783005), (5, 403826404), (10, 201913202), (20, 100956601), (1307, 1544860), (2614, 772430), (5228, 386215), (6535, 308972), (13070, 154486), (26140, 77243)]