40806715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20873}}^1$

素因数の和:20918

約数の個数: 16

約数和(自身を含む): 54105408

約数和(自身を除く): 13298693

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 20873, 104365, 354841, 480079, 1774205, 2400395, 8161343, 40806715]

約数ペア:

[(1, 40806715), (5, 8161343), (17, 2400395), (23, 1774205), (85, 480079), (115, 354841), (391, 104365), (1955, 20873)]