40490042

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{1423}}^1$

素因数の和:1813

約数の個数: 16

約数和(自身を含む): 62439552

約数和(自身を除く): 21949510

約数列:

[1, 2, 41, 82, 347, 694, 1423, 2846, 14227, 28454, 58343, 116686, 493781, 987562, 20245021, 40490042]

約数ペア:

[(1, 40490042), (2, 20245021), (41, 987562), (82, 493781), (347, 116686), (694, 58343), (1423, 28454), (2846, 14227)]