2164000

素因数分解:

$2^5\times 5^3\times {\mathrm{541}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 5326776

約数和(自身を除く): 3162776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 541, 800, 1000, 1082, 2000, 2164, 2705, 4000, 4328, 5410, 8656, 10820, 13525, 17312, 21640, 27050, 43280, 54100, 67625, 86560, 108200, 135250, 216400, 270500, 432800, 541000, 1082000, 2164000]

約数ペア:

[(1, 2164000), (2, 1082000), (4, 541000), (5, 432800), (8, 270500), (10, 216400), (16, 135250), (20, 108200), (25, 86560), (32, 67625), (40, 54100), (50, 43280), (80, 27050), (100, 21640), (125, 17312), (160, 13525), (200, 10820), (250, 8656), (400, 5410), (500, 4328), (541, 4000), (800, 2705), (1000, 2164), (1082, 2000)]