22243280

素因数分解:

$2^4\times 5^1\times {\mathrm{278041}}^1$

素因数の和:278054

約数の個数: 20

約数和(自身を含む): 51715812

約数和(自身を除く): 29472532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278041, 556082, 1112164, 1390205, 2224328, 2780410, 4448656, 5560820, 11121640, 22243280]

約数ペア:

[(1, 22243280), (2, 11121640), (4, 5560820), (5, 4448656), (8, 2780410), (10, 2224328), (16, 1390205), (20, 1112164), (40, 556082), (80, 278041)]