55017880

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1913}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 124027200

約数和(自身を除く): 69009320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 1913, 2876, 3595, 3826, 5752, 7190, 7652, 9565, 14380, 15304, 19130, 28760, 38260, 76520, 1375447, 2750894, 5501788, 6877235, 11003576, 13754470, 27508940, 55017880]

約数ペア:

[(1, 55017880), (2, 27508940), (4, 13754470), (5, 11003576), (8, 6877235), (10, 5501788), (20, 2750894), (40, 1375447), (719, 76520), (1438, 38260), (1913, 28760), (2876, 19130), (3595, 15304), (3826, 14380), (5752, 9565), (7190, 7652)]