40787128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{124351}}^1$

素因数の和:124398

約数の個数: 16

約数和(自身を含む): 78341760

約数和(自身を除く): 37554632

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 124351, 248702, 497404, 994808, 5098391, 10196782, 20393564, 40787128]

約数ペア:

[(1, 40787128), (2, 20393564), (4, 10196782), (8, 5098391), (41, 994808), (82, 497404), (164, 248702), (328, 124351)]