40325456

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{16691}}^1$

素因数の和:16850

約数の個数: 20

約数和(自身を含む): 78652704

約数和(自身を除く): 38327248

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 16691, 33382, 66764, 133528, 267056, 2520341, 5040682, 10081364, 20162728, 40325456]

約数ペア:

[(1, 40325456), (2, 20162728), (4, 10081364), (8, 5040682), (16, 2520341), (151, 267056), (302, 133528), (604, 66764), (1208, 33382), (2416, 16691)]