40326256

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28319}}^1$

素因数の和:28416

約数の個数: 20

約数和(自身を含む): 79012800

約数和(自身を除く): 38686544

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28319, 56638, 113276, 226552, 453104, 2520391, 5040782, 10081564, 20163128, 40326256]

約数ペア:

[(1, 40326256), (2, 20163128), (4, 10081564), (8, 5040782), (16, 2520391), (89, 453104), (178, 226552), (356, 113276), (712, 56638), (1424, 28319)]