2255408080

素因数分解:

$2^4\times 5^1\times {\mathrm{28192601}}^1$

素因数の和:28192614

約数の個数: 20

約数和(自身を含む): 5243823972

約数和(自身を除く): 2988415892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28192601, 56385202, 112770404, 140963005, 225540808, 281926010, 451081616, 563852020, 1127704040, 2255408080]

約数ペア:

[(1, 2255408080), (2, 1127704040), (4, 563852020), (5, 451081616), (8, 281926010), (10, 225540808), (16, 140963005), (20, 112770404), (40, 56385202), (80, 28192601)]