220828000

素因数分解:

$2^5\times 5^3\times {\mathrm{55207}}^1$

素因数の和:55232

約数の個数: 48

約数和(自身を含む): 542584224

約数和(自身を除く): 321756224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 55207, 110414, 220828, 276035, 441656, 552070, 883312, 1104140, 1380175, 1766624, 2208280, 2760350, 4416560, 5520700, 6900875, 8833120, 11041400, 13801750, 22082800, 27603500, 44165600, 55207000, 110414000, 220828000]

約数ペア:

[(1, 220828000), (2, 110414000), (4, 55207000), (5, 44165600), (8, 27603500), (10, 22082800), (16, 13801750), (20, 11041400), (25, 8833120), (32, 6900875), (40, 5520700), (50, 4416560), (80, 2760350), (100, 2208280), (125, 1766624), (160, 1380175), (200, 1104140), (250, 883312), (400, 552070), (500, 441656), (800, 276035), (1000, 220828), (2000, 110414), (4000, 55207)]