18211060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130079}}^1$

素因数の和:130095

約数の個数: 24

約数和(自身を含む): 43706880

約数和(自身を除く): 25495820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130079, 260158, 520316, 650395, 910553, 1300790, 1821106, 2601580, 3642212, 4552765, 9105530, 18211060]

約数ペア:

[(1, 18211060), (2, 9105530), (4, 4552765), (5, 3642212), (7, 2601580), (10, 1821106), (14, 1300790), (20, 910553), (28, 650395), (35, 520316), (70, 260158), (140, 130079)]