22244660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12497}}^1$

素因数の和:12595

約数の個数: 24

約数和(自身を含む): 47242440

約数和(自身を除く): 24997780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 12497, 24994, 49988, 62485, 124970, 249940, 1112233, 2224466, 4448932, 5561165, 11122330, 22244660]

約数ペア:

[(1, 22244660), (2, 11122330), (4, 5561165), (5, 4448932), (10, 2224466), (20, 1112233), (89, 249940), (178, 124970), (356, 62485), (445, 49988), (890, 24994), (1780, 12497)]