56916040

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1979}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 128304000

約数和(自身を除く): 71387960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 1979, 2876, 3595, 3958, 5752, 7190, 7916, 9895, 14380, 15832, 19790, 28760, 39580, 79160, 1422901, 2845802, 5691604, 7114505, 11383208, 14229010, 28458020, 56916040]

約数ペア:

[(1, 56916040), (2, 28458020), (4, 14229010), (5, 11383208), (8, 7114505), (10, 5691604), (20, 2845802), (40, 1422901), (719, 79160), (1438, 39580), (1979, 28760), (2876, 19790), (3595, 15832), (3958, 14380), (5752, 9895), (7190, 7916)]