40494314

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20809}}^1$

素因数の和:20957

約数の個数: 16

約数和(自身を含む): 69921600

約数和(自身を除く): 29427286

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 20809, 41618, 145663, 291326, 2892451, 5784902, 20247157, 40494314]

約数ペア:

[(1, 40494314), (2, 20247157), (7, 5784902), (14, 2892451), (139, 291326), (278, 145663), (973, 41618), (1946, 20809)]