72468140

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{2833}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 152355840

約数和(自身を除く): 79887700

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2558, 2833, 5116, 5666, 6395, 11332, 12790, 14165, 25580, 28330, 56660, 3623407, 7246814, 14493628, 18117035, 36234070, 72468140]

約数ペア:

[(1, 72468140), (2, 36234070), (4, 18117035), (5, 14493628), (10, 7246814), (20, 3623407), (1279, 56660), (2558, 28330), (2833, 25580), (5116, 14165), (5666, 12790), (6395, 11332)]