1376000

素因数分解:

$2^8\times 5^3\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 3507504

約数和(自身を除く): 2131504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 125, 128, 160, 172, 200, 215, 250, 256, 320, 344, 400, 430, 500, 640, 688, 800, 860, 1000, 1075, 1280, 1376, 1600, 1720, 2000, 2150, 2752, 3200, 3440, 4000, 4300, 5375, 5504, 6400, 6880, 8000, 8600, 10750, 11008, 13760, 16000, 17200, 21500, 27520, 32000, 34400, 43000, 55040, 68800, 86000, 137600, 172000, 275200, 344000, 688000, 1376000]

約数ペア:

[(1, 1376000), (2, 688000), (4, 344000), (5, 275200), (8, 172000), (10, 137600), (16, 86000), (20, 68800), (25, 55040), (32, 43000), (40, 34400), (43, 32000), (50, 27520), (64, 21500), (80, 17200), (86, 16000), (100, 13760), (125, 11008), (128, 10750), (160, 8600), (172, 8000), (200, 6880), (215, 6400), (250, 5504), (256, 5375), (320, 4300), (344, 4000), (400, 3440), (430, 3200), (500, 2752), (640, 2150), (688, 2000), (800, 1720), (860, 1600), (1000, 1376), (1075, 1280)]