27884800

素因数分解:

$2^8\times 5^2\times {\mathrm{4357}}^1$

素因数の和:4383

約数の個数: 54

約数和(自身を含む): 69035078

約数和(自身を除く): 41150278

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 4357, 6400, 8714, 17428, 21785, 34856, 43570, 69712, 87140, 108925, 139424, 174280, 217850, 278848, 348560, 435700, 557696, 697120, 871400, 1115392, 1394240, 1742800, 2788480, 3485600, 5576960, 6971200, 13942400, 27884800]

約数ペア:

[(1, 27884800), (2, 13942400), (4, 6971200), (5, 5576960), (8, 3485600), (10, 2788480), (16, 1742800), (20, 1394240), (25, 1115392), (32, 871400), (40, 697120), (50, 557696), (64, 435700), (80, 348560), (100, 278848), (128, 217850), (160, 174280), (200, 139424), (256, 108925), (320, 87140), (400, 69712), (640, 43570), (800, 34856), (1280, 21785), (1600, 17428), (3200, 8714), (4357, 6400)]