20191300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10627}}^1$

素因数の和:10660

約数の個数: 36

約数和(自身を含む): 46125520

約数和(自身を除く): 25934220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10627, 21254, 42508, 53135, 106270, 201913, 212540, 265675, 403826, 531350, 807652, 1009565, 1062700, 2019130, 4038260, 5047825, 10095650, 20191300]

約数ペア:

[(1, 20191300), (2, 10095650), (4, 5047825), (5, 4038260), (10, 2019130), (19, 1062700), (20, 1009565), (25, 807652), (38, 531350), (50, 403826), (76, 265675), (95, 212540), (100, 201913), (190, 106270), (380, 53135), (475, 42508), (950, 21254), (1900, 10627)]