71820220

素因数分解:

$2^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{2903}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 150996384

約数和(自身を除く): 79176164

約数列:

[1, 2, 4, 5, 10, 20, 1237, 2474, 2903, 4948, 5806, 6185, 11612, 12370, 14515, 24740, 29030, 58060, 3591011, 7182022, 14364044, 17955055, 35910110, 71820220]

約数ペア:

[(1, 71820220), (2, 35910110), (4, 17955055), (5, 14364044), (10, 7182022), (20, 3591011), (1237, 58060), (2474, 29030), (2903, 24740), (4948, 14515), (5806, 12370), (6185, 11612)]