20626380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38197}}^1$

素因数の和:38215

約数の個数: 48

約数和(自身を含む): 64172640

約数和(自身を除く): 43546260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38197, 76394, 114591, 152788, 190985, 229182, 343773, 381970, 458364, 572955, 687546, 763940, 1031319, 1145910, 1375092, 1718865, 2062638, 2291820, 3437730, 4125276, 5156595, 6875460, 10313190, 20626380]

約数ペア:

[(1, 20626380), (2, 10313190), (3, 6875460), (4, 5156595), (5, 4125276), (6, 3437730), (9, 2291820), (10, 2062638), (12, 1718865), (15, 1375092), (18, 1145910), (20, 1031319), (27, 763940), (30, 687546), (36, 572955), (45, 458364), (54, 381970), (60, 343773), (90, 229182), (108, 190985), (135, 152788), (180, 114591), (270, 76394), (540, 38197)]