77881220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{169307}}^1$

素因数の和:169339

約数の個数: 24

約数和(自身を含む): 170662464

約数和(自身を除く): 92781244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 169307, 338614, 677228, 846535, 1693070, 3386140, 3894061, 7788122, 15576244, 19470305, 38940610, 77881220]

約数ペア:

[(1, 77881220), (2, 38940610), (4, 19470305), (5, 15576244), (10, 7788122), (20, 3894061), (23, 3386140), (46, 1693070), (92, 846535), (115, 677228), (230, 338614), (460, 169307)]