40487992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{123439}}^1$

素因数の和:123486

約数の個数: 16

約数和(自身を含む): 77767200

約数和(自身を除く): 37279208

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 123439, 246878, 493756, 987512, 5060999, 10121998, 20243996, 40487992]

約数ペア:

[(1, 40487992), (2, 20243996), (4, 10121998), (8, 5060999), (41, 987512), (82, 493756), (164, 246878), (328, 123439)]