22514000

素因数分解:

$2^4\times 5^3\times {\mathrm{11257}}^1$

素因数の和:11280

約数の個数: 40

約数和(自身を含む): 54443688

約数和(自身を除く): 31929688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 11257, 22514, 45028, 56285, 90056, 112570, 180112, 225140, 281425, 450280, 562850, 900560, 1125700, 1407125, 2251400, 2814250, 4502800, 5628500, 11257000, 22514000]

約数ペア:

[(1, 22514000), (2, 11257000), (4, 5628500), (5, 4502800), (8, 2814250), (10, 2251400), (16, 1407125), (20, 1125700), (25, 900560), (40, 562850), (50, 450280), (80, 281425), (100, 225140), (125, 180112), (200, 112570), (250, 90056), (400, 56285), (500, 45028), (1000, 22514), (2000, 11257)]