279553670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{20011}}^1$

素因数の和:20156

約数の個数: 32

約数和(自身を含む): 553291776

約数和(自身を除く): 273738106

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 20011, 40022, 100055, 200110, 220121, 440242, 1100605, 2201210, 2541397, 5082794, 12706985, 25413970, 27955367, 55910734, 139776835, 279553670]

約数ペア:

[(1, 279553670), (2, 139776835), (5, 55910734), (10, 27955367), (11, 25413970), (22, 12706985), (55, 5082794), (110, 2541397), (127, 2201210), (254, 1100605), (635, 440242), (1270, 220121), (1397, 200110), (2794, 100055), (6985, 40022), (13970, 20011)]