40143866

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{8123}}^1$

素因数の和:8485

約数の個数: 16

約数和(自身を含む): 69021504

約数和(自身を除く): 28877638

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4942, 8123, 16246, 56861, 113722, 2867419, 5734838, 20071933, 40143866]

約数ペア:

[(1, 40143866), (2, 20071933), (7, 5734838), (14, 2867419), (353, 113722), (706, 56861), (2471, 16246), (4942, 8123)]