13977880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{49921}}^1$

素因数の和:49939

約数の個数: 32

約数和(自身を含む): 35943840

約数和(自身を除く): 21965960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 49921, 99842, 199684, 249605, 349447, 399368, 499210, 698894, 998420, 1397788, 1747235, 1996840, 2795576, 3494470, 6988940, 13977880]

約数ペア:

[(1, 13977880), (2, 6988940), (4, 3494470), (5, 2795576), (7, 1996840), (8, 1747235), (10, 1397788), (14, 998420), (20, 698894), (28, 499210), (35, 399368), (40, 349447), (56, 249605), (70, 199684), (140, 99842), (280, 49921)]