40865398

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{8269}}^1$

素因数の和:8631

約数の個数: 16

約数和(自身を含む): 70261920

約数和(自身を除く): 29396522

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4942, 8269, 16538, 57883, 115766, 2918957, 5837914, 20432699, 40865398]

約数ペア:

[(1, 40865398), (2, 20432699), (7, 5837914), (14, 2918957), (353, 115766), (706, 57883), (2471, 16538), (4942, 8269)]