16138240

素因数分解:

$2^{14}\times 5^1\times {\mathrm{197}}^1$

素因数の和:230

約数の個数: 60

約数和(自身を含む): 38927196

約数和(自身を除く): 22788956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 512, 640, 788, 985, 1024, 1280, 1576, 1970, 2048, 2560, 3152, 3940, 4096, 5120, 6304, 7880, 8192, 10240, 12608, 15760, 16384, 20480, 25216, 31520, 40960, 50432, 63040, 81920, 100864, 126080, 201728, 252160, 403456, 504320, 806912, 1008640, 1613824, 2017280, 3227648, 4034560, 8069120, 16138240]

約数ペア:

[(1, 16138240), (2, 8069120), (4, 4034560), (5, 3227648), (8, 2017280), (10, 1613824), (16, 1008640), (20, 806912), (32, 504320), (40, 403456), (64, 252160), (80, 201728), (128, 126080), (160, 100864), (197, 81920), (256, 63040), (320, 50432), (394, 40960), (512, 31520), (640, 25216), (788, 20480), (985, 16384), (1024, 15760), (1280, 12608), (1576, 10240), (1970, 8192), (2048, 7880), (2560, 6304), (3152, 5120), (3940, 4096)]