1424000

素因数分解:

$2^7\times 5^3\times {\mathrm{89}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 3580200

約数和(自身を除く): 2156200

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, 320, 356, 400, 445, 500, 640, 712, 800, 890, 1000, 1424, 1600, 1780, 2000, 2225, 2848, 3200, 3560, 4000, 4450, 5696, 7120, 8000, 8900, 11125, 11392, 14240, 16000, 17800, 22250, 28480, 35600, 44500, 56960, 71200, 89000, 142400, 178000, 284800, 356000, 712000, 1424000]

約数ペア:

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