29897420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213553}}^1$

素因数の和:213569

約数の個数: 24

約数和(自身を含む): 71754144

約数和(自身を除く): 41856724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213553, 427106, 854212, 1067765, 1494871, 2135530, 2989742, 4271060, 5979484, 7474355, 14948710, 29897420]

約数ペア:

[(1, 29897420), (2, 14948710), (4, 7474355), (5, 5979484), (7, 4271060), (10, 2989742), (14, 2135530), (20, 1494871), (28, 1067765), (35, 854212), (70, 427106), (140, 213553)]