2742400

素因数分解:

$2^7\times 5^2\times {\mathrm{857}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 6782490

約数和(自身を除く): 4040090

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 857, 1600, 1714, 3200, 3428, 4285, 6856, 8570, 13712, 17140, 21425, 27424, 34280, 42850, 54848, 68560, 85700, 109696, 137120, 171400, 274240, 342800, 548480, 685600, 1371200, 2742400]

約数ペア:

[(1, 2742400), (2, 1371200), (4, 685600), (5, 548480), (8, 342800), (10, 274240), (16, 171400), (20, 137120), (25, 109696), (32, 85700), (40, 68560), (50, 54848), (64, 42850), (80, 34280), (100, 27424), (128, 21425), (160, 17140), (200, 13712), (320, 8570), (400, 6856), (640, 4285), (800, 3428), (857, 3200), (1600, 1714)]