5456540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2503}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 11568480

約数和(自身を除く): 6111940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2503, 5006, 10012, 12515, 25030, 50060, 272827, 545654, 1091308, 1364135, 2728270, 5456540]

約数ペア:

[(1, 5456540), (2, 2728270), (4, 1364135), (5, 1091308), (10, 545654), (20, 272827), (109, 50060), (218, 25030), (436, 12515), (545, 10012), (1090, 5006), (2180, 2503)]