72839060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{520279}}^1$

素因数の和:520295

約数の個数: 24

約数和(自身を含む): 174814080

約数和(自身を除く): 101975020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 520279, 1040558, 2081116, 2601395, 3641953, 5202790, 7283906, 10405580, 14567812, 18209765, 36419530, 72839060]

約数ペア:

[(1, 72839060), (2, 36419530), (4, 18209765), (5, 14567812), (7, 10405580), (10, 7283906), (14, 5202790), (20, 3641953), (28, 2601395), (35, 2081116), (70, 1040558), (140, 520279)]