11220400

素因数分解:

$2^4\times 5^2\times {\mathrm{28051}}^1$

素因数の和:28069

約数の個数: 30

約数和(自身を含む): 26957972

約数和(自身を除く): 15737572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28051, 56102, 112204, 140255, 224408, 280510, 448816, 561020, 701275, 1122040, 1402550, 2244080, 2805100, 5610200, 11220400]

約数ペア:

[(1, 11220400), (2, 5610200), (4, 2805100), (5, 2244080), (8, 1402550), (10, 1122040), (16, 701275), (20, 561020), (25, 448816), (40, 280510), (50, 224408), (80, 140255), (100, 112204), (200, 56102), (400, 28051)]