18239060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130279}}^1$

素因数の和:130295

約数の個数: 24

約数和(自身を含む): 43774080

約数和(自身を除く): 25535020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130279, 260558, 521116, 651395, 911953, 1302790, 1823906, 2605580, 3647812, 4559765, 9119530, 18239060]

約数ペア:

[(1, 18239060), (2, 9119530), (4, 4559765), (5, 3647812), (7, 2605580), (10, 1823906), (14, 1302790), (20, 911953), (28, 651395), (35, 521116), (70, 260558), (140, 130279)]