22221560

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1283}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 50153040

約数和(自身を除く): 27931480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1283, 1732, 2165, 2566, 3464, 4330, 5132, 6415, 8660, 10264, 12830, 17320, 25660, 51320, 555539, 1111078, 2222156, 2777695, 4444312, 5555390, 11110780, 22221560]

約数ペア:

[(1, 22221560), (2, 11110780), (4, 5555390), (5, 4444312), (8, 2777695), (10, 2222156), (20, 1111078), (40, 555539), (433, 51320), (866, 25660), (1283, 17320), (1732, 12830), (2165, 10264), (2566, 8660), (3464, 6415), (4330, 5132)]