30589640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10771}}^1$

素因数の和:10853

約数の個数: 32

約数和(自身を含む): 69802560

約数和(自身を除く): 39212920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10771, 21542, 43084, 53855, 86168, 107710, 215420, 430840, 764741, 1529482, 3058964, 3823705, 6117928, 7647410, 15294820, 30589640]

約数ペア:

[(1, 30589640), (2, 15294820), (4, 7647410), (5, 6117928), (8, 3823705), (10, 3058964), (20, 1529482), (40, 764741), (71, 430840), (142, 215420), (284, 107710), (355, 86168), (568, 53855), (710, 43084), (1420, 21542), (2840, 10771)]