4092800

素因数分解:

$2^7\times 5^2\times {\mathrm{1279}}^1$

素因数の和:1303

約数の個数: 48

約数和(自身を含む): 10118400

約数和(自身を除く): 6025600

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, 1279, 1600, 2558, 3200, 5116, 6395, 10232, 12790, 20464, 25580, 31975, 40928, 51160, 63950, 81856, 102320, 127900, 163712, 204640, 255800, 409280, 511600, 818560, 1023200, 2046400, 4092800]

約数ペア:

[(1, 4092800), (2, 2046400), (4, 1023200), (5, 818560), (8, 511600), (10, 409280), (16, 255800), (20, 204640), (25, 163712), (32, 127900), (40, 102320), (50, 81856), (64, 63950), (80, 51160), (100, 40928), (128, 31975), (160, 25580), (200, 20464), (320, 12790), (400, 10232), (640, 6395), (800, 5116), (1279, 3200), (1600, 2558)]