5218940

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{571}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 11002992

約数和(自身を除く): 5784052

約数列:

[1, 2, 4, 5, 10, 20, 457, 571, 914, 1142, 1828, 2284, 2285, 2855, 4570, 5710, 9140, 11420, 260947, 521894, 1043788, 1304735, 2609470, 5218940]

約数ペア:

[(1, 5218940), (2, 2609470), (4, 1304735), (5, 1043788), (10, 521894), (20, 260947), (457, 11420), (571, 9140), (914, 5710), (1142, 4570), (1828, 2855), (2284, 2285)]