64135420

素因数分解:

$2^2\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{2207}}^1$

素因数の和:3669

約数の個数: 24

約数和(自身を含む): 134838144

約数和(自身を除く): 70702724

約数列:

[1, 2, 4, 5, 10, 20, 1453, 2207, 2906, 4414, 5812, 7265, 8828, 11035, 14530, 22070, 29060, 44140, 3206771, 6413542, 12827084, 16033855, 32067710, 64135420]

約数ペア:

[(1, 64135420), (2, 32067710), (4, 16033855), (5, 12827084), (10, 6413542), (20, 3206771), (1453, 44140), (2207, 29060), (2906, 22070), (4414, 14530), (5812, 11035), (7265, 8828)]