40438874

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{70451}}^1$

素因数の和:70501

約数の個数: 16

約数和(自身を含む): 71015616

約数和(自身を除く): 30576742

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 70451, 140902, 493157, 986314, 2888491, 5776982, 20219437, 40438874]

約数ペア:

[(1, 40438874), (2, 20219437), (7, 5776982), (14, 2888491), (41, 986314), (82, 493157), (287, 140902), (574, 70451)]