39952540

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5659}}^1$

素因数の和:6021

約数の個数: 24

約数和(自身を含む): 84152880

約数和(自身を除く): 44200340

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 5659, 7060, 11318, 22636, 28295, 56590, 113180, 1997627, 3995254, 7990508, 9988135, 19976270, 39952540]

約数ペア:

[(1, 39952540), (2, 19976270), (4, 9988135), (5, 7990508), (10, 3995254), (20, 1997627), (353, 113180), (706, 56590), (1412, 28295), (1765, 22636), (3530, 11318), (5659, 7060)]