53980760

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3823}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 121832640

約数和(自身を除く): 67851880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 3823, 7060, 7646, 14120, 15292, 19115, 30584, 38230, 76460, 152920, 1349519, 2699038, 5398076, 6747595, 10796152, 13495190, 26990380, 53980760]

約数ペア:

[(1, 53980760), (2, 26990380), (4, 13495190), (5, 10796152), (8, 6747595), (10, 5398076), (20, 2699038), (40, 1349519), (353, 152920), (706, 76460), (1412, 38230), (1765, 30584), (2824, 19115), (3530, 15292), (3823, 14120), (7060, 7646)]