259901140

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{38561}}^1$

素因数の和:38907

約数の個数: 24

約数和(自身を含む): 547426152

約数和(自身を除く): 287525012

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3370, 6740, 38561, 77122, 154244, 192805, 385610, 771220, 12995057, 25990114, 51980228, 64975285, 129950570, 259901140]

約数ペア:

[(1, 259901140), (2, 129950570), (4, 64975285), (5, 51980228), (10, 25990114), (20, 12995057), (337, 771220), (674, 385610), (1348, 192805), (1685, 154244), (3370, 77122), (6740, 38561)]