40028378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49663}}^1$

素因数の和:49709

約数の個数: 16

約数和(自身を含む): 66748416

約数和(自身を除く): 26720038

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 49663, 99326, 645619, 1291238, 1539553, 3079106, 20014189, 40028378]

約数ペア:

[(1, 40028378), (2, 20014189), (13, 3079106), (26, 1539553), (31, 1291238), (62, 645619), (403, 99326), (806, 49663)]