2040890545

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{1412381}}^1$

素因数の和:1412420

約数の個数: 12

約数和(自身を含む): 2601607644

約数和(自身を除く): 560717099

約数列:

[1, 5, 17, 85, 289, 1445, 1412381, 7061905, 24010477, 120052385, 408178109, 2040890545]

約数ペア:

[(1, 2040890545), (5, 408178109), (17, 120052385), (85, 24010477), (289, 7061905), (1445, 1412381)]