2200400

素因数分解:

$2^4\times 5^2\times {\mathrm{5501}}^1$

素因数の和:5519

約数の個数: 30

約数和(自身を含む): 5287422

約数和(自身を除く): 3087022

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5501, 11002, 22004, 27505, 44008, 55010, 88016, 110020, 137525, 220040, 275050, 440080, 550100, 1100200, 2200400]

約数ペア:

[(1, 2200400), (2, 1100200), (4, 550100), (5, 440080), (8, 275050), (10, 220040), (16, 137525), (20, 110020), (25, 88016), (40, 55010), (50, 44008), (80, 27505), (100, 22004), (200, 11002), (400, 5501)]