22768640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4447}}^1$

素因数の和:4472

約数の個数: 44

約数和(自身を含む): 54630336

約数和(自身を除く): 31861696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4447, 5120, 8894, 17788, 22235, 35576, 44470, 71152, 88940, 142304, 177880, 284608, 355760, 569216, 711520, 1138432, 1423040, 2276864, 2846080, 4553728, 5692160, 11384320, 22768640]

約数ペア:

[(1, 22768640), (2, 11384320), (4, 5692160), (5, 4553728), (8, 2846080), (10, 2276864), (16, 1423040), (20, 1138432), (32, 711520), (40, 569216), (64, 355760), (80, 284608), (128, 177880), (160, 142304), (256, 88940), (320, 71152), (512, 44470), (640, 35576), (1024, 22235), (1280, 17788), (2560, 8894), (4447, 5120)]