40479740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289141}}^1$

素因数の和:289157

約数の個数: 24

約数和(自身を含む): 97151712

約数和(自身を除く): 56671972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289141, 578282, 1156564, 1445705, 2023987, 2891410, 4047974, 5782820, 8095948, 10119935, 20239870, 40479740]

約数ペア:

[(1, 40479740), (2, 20239870), (4, 10119935), (5, 8095948), (7, 5782820), (10, 4047974), (14, 2891410), (20, 2023987), (28, 1445705), (35, 1156564), (70, 578282), (140, 289141)]