340380640

素因数分解:

$2^5\times 5^1\times {\mathrm{2127379}}^1$

素因数の和:2127394

約数の個数: 24

約数和(自身を含む): 804149640

約数和(自身を除く): 463769000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2127379, 4254758, 8509516, 10636895, 17019032, 21273790, 34038064, 42547580, 68076128, 85095160, 170190320, 340380640]

約数ペア:

[(1, 340380640), (2, 170190320), (4, 85095160), (5, 68076128), (8, 42547580), (10, 34038064), (16, 21273790), (20, 17019032), (32, 10636895), (40, 8509516), (80, 4254758), (160, 2127379)]