40490506

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78167}}^1$

素因数の和:78213

約数の個数: 16

約数和(自身を含む): 71289216

約数和(自身を除く): 30798710

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 78167, 156334, 547169, 1094338, 2892179, 5784358, 20245253, 40490506]

約数ペア:

[(1, 40490506), (2, 20245253), (7, 5784358), (14, 2892179), (37, 1094338), (74, 547169), (259, 156334), (518, 78167)]