1888000

素因数分解:

$2^8\times 5^3\times {\mathrm{59}}^1$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 4782960

約数和(自身を除く): 2894960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 125, 128, 160, 200, 236, 250, 256, 295, 320, 400, 472, 500, 590, 640, 800, 944, 1000, 1180, 1280, 1475, 1600, 1888, 2000, 2360, 2950, 3200, 3776, 4000, 4720, 5900, 6400, 7375, 7552, 8000, 9440, 11800, 14750, 15104, 16000, 18880, 23600, 29500, 32000, 37760, 47200, 59000, 75520, 94400, 118000, 188800, 236000, 377600, 472000, 944000, 1888000]

約数ペア:

[(1, 1888000), (2, 944000), (4, 472000), (5, 377600), (8, 236000), (10, 188800), (16, 118000), (20, 94400), (25, 75520), (32, 59000), (40, 47200), (50, 37760), (59, 32000), (64, 29500), (80, 23600), (100, 18880), (118, 16000), (125, 15104), (128, 14750), (160, 11800), (200, 9440), (236, 8000), (250, 7552), (256, 7375), (295, 6400), (320, 5900), (400, 4720), (472, 4000), (500, 3776), (590, 3200), (640, 2950), (800, 2360), (944, 2000), (1000, 1888), (1180, 1600), (1280, 1475)]