22782640

素因数分解:

$2^4\times 5^1\times {\mathrm{284783}}^1$

素因数の和:284796

約数の個数: 20

約数和(自身を含む): 52969824

約数和(自身を除く): 30187184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 284783, 569566, 1139132, 1423915, 2278264, 2847830, 4556528, 5695660, 11391320, 22782640]

約数ペア:

[(1, 22782640), (2, 11391320), (4, 5695660), (5, 4556528), (8, 2847830), (10, 2278264), (16, 1423915), (20, 1139132), (40, 569566), (80, 284783)]