22908400

素因数分解:

$2^4\times 5^2\times {\mathrm{57271}}^1$

素因数の和:57289

約数の個数: 30

約数和(自身を含む): 55038392

約数和(自身を除く): 32129992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 57271, 114542, 229084, 286355, 458168, 572710, 916336, 1145420, 1431775, 2290840, 2863550, 4581680, 5727100, 11454200, 22908400]

約数ペア:

[(1, 22908400), (2, 11454200), (4, 5727100), (5, 4581680), (8, 2863550), (10, 2290840), (16, 1431775), (20, 1145420), (25, 916336), (40, 572710), (50, 458168), (80, 286355), (100, 229084), (200, 114542), (400, 57271)]