12040640

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 56

約数和(自身を含む): 28968192

約数和(自身を除く): 16927552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 197, 320, 382, 394, 764, 788, 955, 985, 1528, 1576, 1910, 1970, 3056, 3152, 3820, 3940, 6112, 6304, 7640, 7880, 12224, 12608, 15280, 15760, 30560, 31520, 37627, 61120, 63040, 75254, 150508, 188135, 301016, 376270, 602032, 752540, 1204064, 1505080, 2408128, 3010160, 6020320, 12040640]

約数ペア:

[(1, 12040640), (2, 6020320), (4, 3010160), (5, 2408128), (8, 1505080), (10, 1204064), (16, 752540), (20, 602032), (32, 376270), (40, 301016), (64, 188135), (80, 150508), (160, 75254), (191, 63040), (197, 61120), (320, 37627), (382, 31520), (394, 30560), (764, 15760), (788, 15280), (955, 12608), (985, 12224), (1528, 7880), (1576, 7640), (1910, 6304), (1970, 6112), (3056, 3940), (3152, 3820)]