38984260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278459}}^1$

素因数の和:278475

約数の個数: 24

約数和(自身を含む): 93562560

約数和(自身を除く): 54578300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278459, 556918, 1113836, 1392295, 1949213, 2784590, 3898426, 5569180, 7796852, 9746065, 19492130, 38984260]

約数ペア:

[(1, 38984260), (2, 19492130), (4, 9746065), (5, 7796852), (7, 5569180), (10, 3898426), (14, 2784590), (20, 1949213), (28, 1392295), (35, 1113836), (70, 556918), (140, 278459)]