2005604864

素因数分解:

$2^9\times {\mathrm{439}}^1\times {\mathrm{8923}}^1$

素因数の和:9380

約数の個数: 40

約数和(自身を含む): 4016870880

約数和(自身を除く): 2011266016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 439, 512, 878, 1756, 3512, 7024, 8923, 14048, 17846, 28096, 35692, 56192, 71384, 112384, 142768, 224768, 285536, 571072, 1142144, 2284288, 3917197, 4568576, 7834394, 15668788, 31337576, 62675152, 125350304, 250700608, 501401216, 1002802432, 2005604864]

約数ペア:

[(1, 2005604864), (2, 1002802432), (4, 501401216), (8, 250700608), (16, 125350304), (32, 62675152), (64, 31337576), (128, 15668788), (256, 7834394), (439, 4568576), (512, 3917197), (878, 2284288), (1756, 1142144), (3512, 571072), (7024, 285536), (8923, 224768), (14048, 142768), (17846, 112384), (28096, 71384), (35692, 56192)]