2778656

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1304

約数の個数: 24

約数和(自身を含む): 5552064

約数和(自身を除く): 2773408

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 1223, 2272, 2446, 4892, 9784, 19568, 39136, 86833, 173666, 347332, 694664, 1389328, 2778656]

約数ペア:

[(1, 2778656), (2, 1389328), (4, 694664), (8, 347332), (16, 173666), (32, 86833), (71, 39136), (142, 19568), (284, 9784), (568, 4892), (1136, 2446), (1223, 2272)]