904000

素因数分解:

$2^6\times 5^3\times {\mathrm{113}}^1$

素因数の和:140

約数の個数: 56

約数和(自身を含む): 2258568

約数和(自身を除く): 1354568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 113, 125, 160, 200, 226, 250, 320, 400, 452, 500, 565, 800, 904, 1000, 1130, 1600, 1808, 2000, 2260, 2825, 3616, 4000, 4520, 5650, 7232, 8000, 9040, 11300, 14125, 18080, 22600, 28250, 36160, 45200, 56500, 90400, 113000, 180800, 226000, 452000, 904000]

約数ペア:

[(1, 904000), (2, 452000), (4, 226000), (5, 180800), (8, 113000), (10, 90400), (16, 56500), (20, 45200), (25, 36160), (32, 28250), (40, 22600), (50, 18080), (64, 14125), (80, 11300), (100, 9040), (113, 8000), (125, 7232), (160, 5650), (200, 4520), (226, 4000), (250, 3616), (320, 2825), (400, 2260), (452, 2000), (500, 1808), (565, 1600), (800, 1130), (904, 1000)]