22489520

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1637

約数の個数: 40

約数和(自身を含む): 52590384

約数和(自身を除く): 30100864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1427, 1576, 1970, 2854, 3152, 3940, 5708, 7135, 7880, 11416, 14270, 15760, 22832, 28540, 57080, 114160, 281119, 562238, 1124476, 1405595, 2248952, 2811190, 4497904, 5622380, 11244760, 22489520]

約数ペア:

[(1, 22489520), (2, 11244760), (4, 5622380), (5, 4497904), (8, 2811190), (10, 2248952), (16, 1405595), (20, 1124476), (40, 562238), (80, 281119), (197, 114160), (394, 57080), (788, 28540), (985, 22832), (1427, 15760), (1576, 14270), (1970, 11416), (2854, 7880), (3152, 7135), (3940, 5708)]