22450280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5557}}^1$

素因数の和:5669

約数の個数: 32

約数和(自身を含む): 51022440

約数和(自身を除く): 28572160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 5557, 11114, 22228, 27785, 44456, 55570, 111140, 222280, 561257, 1122514, 2245028, 2806285, 4490056, 5612570, 11225140, 22450280]

約数ペア:

[(1, 22450280), (2, 11225140), (4, 5612570), (5, 4490056), (8, 2806285), (10, 2245028), (20, 1122514), (40, 561257), (101, 222280), (202, 111140), (404, 55570), (505, 44456), (808, 27785), (1010, 22228), (2020, 11114), (4040, 5557)]