53457880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{190921}}^1$

素因数の和:190939

約数の個数: 32

約数和(自身を含む): 137463840

約数和(自身を除く): 84005960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 190921, 381842, 763684, 954605, 1336447, 1527368, 1909210, 2672894, 3818420, 5345788, 6682235, 7636840, 10691576, 13364470, 26728940, 53457880]

約数ペア:

[(1, 53457880), (2, 26728940), (4, 13364470), (5, 10691576), (7, 7636840), (8, 6682235), (10, 5345788), (14, 3818420), (20, 2672894), (28, 1909210), (35, 1527368), (40, 1336447), (56, 954605), (70, 763684), (140, 381842), (280, 190921)]