2256747728

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{280411}}^1$

素因数の和:280922

約数の個数: 20

約数和(自身を含む): 4381157088

約数和(自身を除く): 2124409360

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 280411, 560822, 1121644, 2243288, 4486576, 141046733, 282093466, 564186932, 1128373864, 2256747728]

約数ペア:

[(1, 2256747728), (2, 1128373864), (4, 564186932), (8, 282093466), (16, 141046733), (503, 4486576), (1006, 2243288), (2012, 1121644), (4024, 560822), (8048, 280411)]