22797880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{81421}}^1$

素因数の和:81439

約数の個数: 32

約数和(自身を含む): 58623840

約数和(自身を除く): 35825960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 81421, 162842, 325684, 407105, 569947, 651368, 814210, 1139894, 1628420, 2279788, 2849735, 3256840, 4559576, 5699470, 11398940, 22797880]

約数ペア:

[(1, 22797880), (2, 11398940), (4, 5699470), (5, 4559576), (7, 3256840), (8, 2849735), (10, 2279788), (14, 1628420), (20, 1139894), (28, 814210), (35, 651368), (40, 569947), (56, 407105), (70, 325684), (140, 162842), (280, 81421)]