8561420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61153}}^1$

素因数の和:61169

約数の個数: 24

約数和(自身を含む): 20547744

約数和(自身を除く): 11986324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 61153, 122306, 244612, 305765, 428071, 611530, 856142, 1223060, 1712284, 2140355, 4280710, 8561420]

約数ペア:

[(1, 8561420), (2, 4280710), (4, 2140355), (5, 1712284), (7, 1223060), (10, 856142), (14, 611530), (20, 428071), (28, 305765), (35, 244612), (70, 122306), (140, 61153)]