22181780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15193}}^1$

素因数の和:15275

約数の個数: 24

約数和(自身を含む): 47222952

約数和(自身を除く): 25041172

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 15193, 30386, 60772, 75965, 151930, 303860, 1109089, 2218178, 4436356, 5545445, 11090890, 22181780]

約数ペア:

[(1, 22181780), (2, 11090890), (4, 5545445), (5, 4436356), (10, 2218178), (20, 1109089), (73, 303860), (146, 151930), (292, 75965), (365, 60772), (730, 30386), (1460, 15193)]