2848000

素因数分解:

$2^8\times 5^3\times {\mathrm{89}}^1$

素因数の和:120

約数の個数: 72

約数和(自身を含む): 7174440

約数和(自身を除く): 4326440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 125, 128, 160, 178, 200, 250, 256, 320, 356, 400, 445, 500, 640, 712, 800, 890, 1000, 1280, 1424, 1600, 1780, 2000, 2225, 2848, 3200, 3560, 4000, 4450, 5696, 6400, 7120, 8000, 8900, 11125, 11392, 14240, 16000, 17800, 22250, 22784, 28480, 32000, 35600, 44500, 56960, 71200, 89000, 113920, 142400, 178000, 284800, 356000, 569600, 712000, 1424000, 2848000]

約数ペア:

[(1, 2848000), (2, 1424000), (4, 712000), (5, 569600), (8, 356000), (10, 284800), (16, 178000), (20, 142400), (25, 113920), (32, 89000), (40, 71200), (50, 56960), (64, 44500), (80, 35600), (89, 32000), (100, 28480), (125, 22784), (128, 22250), (160, 17800), (178, 16000), (200, 14240), (250, 11392), (256, 11125), (320, 8900), (356, 8000), (400, 7120), (445, 6400), (500, 5696), (640, 4450), (712, 4000), (800, 3560), (890, 3200), (1000, 2848), (1280, 2225), (1424, 2000), (1600, 1780)]