22789120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4476

約数の個数: 44

約数和(自身を含む): 54679464

約数和(自身を除く): 31890344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4451, 5120, 8902, 17804, 22255, 35608, 44510, 71216, 89020, 142432, 178040, 284864, 356080, 569728, 712160, 1139456, 1424320, 2278912, 2848640, 4557824, 5697280, 11394560, 22789120]

約数ペア:

[(1, 22789120), (2, 11394560), (4, 5697280), (5, 4557824), (8, 2848640), (10, 2278912), (16, 1424320), (20, 1139456), (32, 712160), (40, 569728), (64, 356080), (80, 284864), (128, 178040), (160, 142432), (256, 89020), (320, 71216), (512, 44510), (640, 35608), (1024, 22255), (1280, 17804), (2560, 8902), (4451, 5120)]