1905876670

素因数分解:

$2^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{138007}}^1$

素因数の和:139395

約数の個数: 16

約数和(自身を含む): 3433087008

約数和(自身を除く): 1527210338

約数列:

[1, 2, 5, 10, 1381, 2762, 6905, 13810, 138007, 276014, 690035, 1380070, 190587667, 381175334, 952938335, 1905876670]

約数ペア:

[(1, 1905876670), (2, 952938335), (5, 381175334), (10, 190587667), (1381, 1380070), (2762, 690035), (6905, 276014), (13810, 138007)]