86835140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{620251}}^1$

素因数の和:620267

約数の個数: 24

約数和(自身を含む): 208404672

約数和(自身を除く): 121569532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 620251, 1240502, 2481004, 3101255, 4341757, 6202510, 8683514, 12405020, 17367028, 21708785, 43417570, 86835140]

約数ペア:

[(1, 86835140), (2, 43417570), (4, 21708785), (5, 17367028), (7, 12405020), (10, 8683514), (14, 6202510), (20, 4341757), (28, 3101255), (35, 2481004), (70, 1240502), (140, 620251)]