22078960

素因数分解:

$2^4\times 5^1\times {\mathrm{275987}}^1$

素因数の和:276000

約数の個数: 20

約数和(自身を含む): 51333768

約数和(自身を除く): 29254808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275987, 551974, 1103948, 1379935, 2207896, 2759870, 4415792, 5519740, 11039480, 22078960]

約数ペア:

[(1, 22078960), (2, 11039480), (4, 5519740), (5, 4415792), (8, 2759870), (10, 2207896), (16, 1379935), (20, 1103948), (40, 551974), (80, 275987)]