2228000

素因数分解:

$2^5\times 5^3\times {\mathrm{557}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 5484024

約数和(自身を除く): 3256024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 557, 800, 1000, 1114, 2000, 2228, 2785, 4000, 4456, 5570, 8912, 11140, 13925, 17824, 22280, 27850, 44560, 55700, 69625, 89120, 111400, 139250, 222800, 278500, 445600, 557000, 1114000, 2228000]

約数ペア:

[(1, 2228000), (2, 1114000), (4, 557000), (5, 445600), (8, 278500), (10, 222800), (16, 139250), (20, 111400), (25, 89120), (32, 69625), (40, 55700), (50, 44560), (80, 27850), (100, 22280), (125, 17824), (160, 13925), (200, 11140), (250, 8912), (400, 5570), (500, 4456), (557, 4000), (800, 2785), (1000, 2228), (1114, 2000)]