8496640

素因数分解:

$2^9\times 5^1\times {\mathrm{3319}}^1$

素因数の和:3342

約数の個数: 40

約数和(自身を含む): 20378160

約数和(自身を除く): 11881520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3319, 6638, 13276, 16595, 26552, 33190, 53104, 66380, 106208, 132760, 212416, 265520, 424832, 531040, 849664, 1062080, 1699328, 2124160, 4248320, 8496640]

約数ペア:

[(1, 8496640), (2, 4248320), (4, 2124160), (5, 1699328), (8, 1062080), (10, 849664), (16, 531040), (20, 424832), (32, 265520), (40, 212416), (64, 132760), (80, 106208), (128, 66380), (160, 53104), (256, 33190), (320, 26552), (512, 16595), (640, 13276), (1280, 6638), (2560, 3319)]