3420240005

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{18379}}^1$

素因数の和:18813

約数の個数: 32

約数和(自身を含む): 5064057600

約数和(自身を除く): 1643817595

約数列:

[1, 5, 7, 13, 35, 65, 91, 409, 455, 2045, 2863, 5317, 14315, 18379, 26585, 37219, 91895, 128653, 186095, 238927, 643265, 1194635, 1672489, 7517011, 8362445, 37585055, 52619077, 97721143, 263095385, 488605715, 684048001, 3420240005]

約数ペア:

[(1, 3420240005), (5, 684048001), (7, 488605715), (13, 263095385), (35, 97721143), (65, 52619077), (91, 37585055), (409, 8362445), (455, 7517011), (2045, 1672489), (2863, 1194635), (5317, 643265), (14315, 238927), (18379, 186095), (26585, 128653), (37219, 91895)]