40638765

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1979}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 66860640

約数和(自身を除く): 26221875

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 1369, 1979, 4107, 5937, 6845, 9895, 20535, 29685, 73223, 219669, 366115, 1098345, 2709251, 8127753, 13546255, 40638765]

約数ペア:

[(1, 40638765), (3, 13546255), (5, 8127753), (15, 2709251), (37, 1098345), (111, 366115), (185, 219669), (555, 73223), (1369, 29685), (1979, 20535), (4107, 9895), (5937, 6845)]