28702400

素因数分解:

$2^6\times 5^2\times {\mathrm{17939}}^1$

素因数の和:17961

約数の個数: 42

約数和(自身を含む): 70629780

約数和(自身を除く): 41927380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 17939, 35878, 71756, 89695, 143512, 179390, 287024, 358780, 448475, 574048, 717560, 896950, 1148096, 1435120, 1793900, 2870240, 3587800, 5740480, 7175600, 14351200, 28702400]

約数ペア:

[(1, 28702400), (2, 14351200), (4, 7175600), (5, 5740480), (8, 3587800), (10, 2870240), (16, 1793900), (20, 1435120), (25, 1148096), (32, 896950), (40, 717560), (50, 574048), (64, 448475), (80, 358780), (100, 287024), (160, 179390), (200, 143512), (320, 89695), (400, 71756), (800, 35878), (1600, 17939)]