16802560

素因数分解:

$2^8\times 5^1\times {\mathrm{13127}}^1$

素因数の和:13148

約数の個数: 36

約数和(自身を含む): 40250448

約数和(自身を除く): 23447888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 13127, 26254, 52508, 65635, 105016, 131270, 210032, 262540, 420064, 525080, 840128, 1050160, 1680256, 2100320, 3360512, 4200640, 8401280, 16802560]

約数ペア:

[(1, 16802560), (2, 8401280), (4, 4200640), (5, 3360512), (8, 2100320), (10, 1680256), (16, 1050160), (20, 840128), (32, 525080), (40, 420064), (64, 262540), (80, 210032), (128, 131270), (160, 105016), (256, 65635), (320, 52508), (640, 26254), (1280, 13127)]