2012087820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{779879}}^1$

素因数の和:779934

約数の個数: 48

約数和(自身を含む): 5764872960

約数和(自身を除く): 3752785140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 779879, 1559758, 2339637, 3119516, 3899395, 4679274, 7798790, 9358548, 11698185, 15597580, 23396370, 33534797, 46792740, 67069594, 100604391, 134139188, 167673985, 201208782, 335347970, 402417564, 503021955, 670695940, 1006043910, 2012087820]

約数ペア:

[(1, 2012087820), (2, 1006043910), (3, 670695940), (4, 503021955), (5, 402417564), (6, 335347970), (10, 201208782), (12, 167673985), (15, 134139188), (20, 100604391), (30, 67069594), (43, 46792740), (60, 33534797), (86, 23396370), (129, 15597580), (172, 11698185), (215, 9358548), (258, 7798790), (430, 4679274), (516, 3899395), (645, 3119516), (860, 2339637), (1290, 1559758), (2580, 779879)]