9904000

素因数分解:

$2^7\times 5^3\times {\mathrm{619}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 24663600

約数和(自身を除く): 14759600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 619, 640, 800, 1000, 1238, 1600, 2000, 2476, 3095, 3200, 4000, 4952, 6190, 8000, 9904, 12380, 15475, 16000, 19808, 24760, 30950, 39616, 49520, 61900, 77375, 79232, 99040, 123800, 154750, 198080, 247600, 309500, 396160, 495200, 619000, 990400, 1238000, 1980800, 2476000, 4952000, 9904000]

約数ペア:

[(1, 9904000), (2, 4952000), (4, 2476000), (5, 1980800), (8, 1238000), (10, 990400), (16, 619000), (20, 495200), (25, 396160), (32, 309500), (40, 247600), (50, 198080), (64, 154750), (80, 123800), (100, 99040), (125, 79232), (128, 77375), (160, 61900), (200, 49520), (250, 39616), (320, 30950), (400, 24760), (500, 19808), (619, 16000), (640, 15475), (800, 12380), (1000, 9904), (1238, 8000), (1600, 6190), (2000, 4952), (2476, 4000), (3095, 3200)]