40520354

素因数分解:

$2^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{1321}}^1$

素因数の和:1650

約数の個数: 24

約数和(自身を含む): 70983468

約数和(自身を除く): 30463114

約数列:

[1, 2, 7, 14, 49, 98, 313, 626, 1321, 2191, 2642, 4382, 9247, 15337, 18494, 30674, 64729, 129458, 413473, 826946, 2894311, 5788622, 20260177, 40520354]

約数ペア:

[(1, 40520354), (2, 20260177), (7, 5788622), (14, 2894311), (49, 826946), (98, 413473), (313, 129458), (626, 64729), (1321, 30674), (2191, 18494), (2642, 15337), (4382, 9247)]