22688000

素因数分解:

$2^8\times 5^3\times {\mathrm{709}}^1$

素因数の和:740

約数の個数: 72

約数和(自身を含む): 56598360

約数和(自身を除く): 33910360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 709, 800, 1000, 1280, 1418, 1600, 2000, 2836, 3200, 3545, 4000, 5672, 6400, 7090, 8000, 11344, 14180, 16000, 17725, 22688, 28360, 32000, 35450, 45376, 56720, 70900, 88625, 90752, 113440, 141800, 177250, 181504, 226880, 283600, 354500, 453760, 567200, 709000, 907520, 1134400, 1418000, 2268800, 2836000, 4537600, 5672000, 11344000, 22688000]

約数ペア:

[(1, 22688000), (2, 11344000), (4, 5672000), (5, 4537600), (8, 2836000), (10, 2268800), (16, 1418000), (20, 1134400), (25, 907520), (32, 709000), (40, 567200), (50, 453760), (64, 354500), (80, 283600), (100, 226880), (125, 181504), (128, 177250), (160, 141800), (200, 113440), (250, 90752), (256, 88625), (320, 70900), (400, 56720), (500, 45376), (640, 35450), (709, 32000), (800, 28360), (1000, 22688), (1280, 17725), (1418, 16000), (1600, 14180), (2000, 11344), (2836, 8000), (3200, 7090), (3545, 6400), (4000, 5672)]