22489417520

素因数分解:

$2^4\times 5^1\times {\mathrm{281117719}}^1$

素因数の和:281117732

約数の個数: 20

約数和(自身を含む): 52287895920

約数和(自身を除く): 29798478400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281117719, 562235438, 1124470876, 1405588595, 2248941752, 2811177190, 4497883504, 5622354380, 11244708760, 22489417520]

約数ペア:

[(1, 22489417520), (2, 11244708760), (4, 5622354380), (5, 4497883504), (8, 2811177190), (10, 2248941752), (16, 1405588595), (20, 1124470876), (40, 562235438), (80, 281117719)]