26728940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{190921}}^1$

素因数の和:190937

約数の個数: 24

約数和(自身を含む): 64149792

約数和(自身を除く): 37420852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 190921, 381842, 763684, 954605, 1336447, 1909210, 2672894, 3818420, 5345788, 6682235, 13364470, 26728940]

約数ペア:

[(1, 26728940), (2, 13364470), (4, 6682235), (5, 5345788), (7, 3818420), (10, 2672894), (14, 1909210), (20, 1336447), (28, 954605), (35, 763684), (70, 381842), (140, 190921)]