20527460

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15319}}^1$

素因数の和:15395

約数の個数: 24

約数和(自身を含む): 43753920

約数和(自身を除く): 23226460

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 15319, 30638, 61276, 76595, 153190, 306380, 1026373, 2052746, 4105492, 5131865, 10263730, 20527460]

約数ペア:

[(1, 20527460), (2, 10263730), (4, 5131865), (5, 4105492), (10, 2052746), (20, 1026373), (67, 306380), (134, 153190), (268, 76595), (335, 61276), (670, 30638), (1340, 15319)]