126787420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{218599}}^1$

素因数の和:218637

約数の個数: 24

約数和(自身を含む): 275436000

約数和(自身を除く): 148648580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 218599, 437198, 874396, 1092995, 2185990, 4371980, 6339371, 12678742, 25357484, 31696855, 63393710, 126787420]

約数ペア:

[(1, 126787420), (2, 63393710), (4, 31696855), (5, 25357484), (10, 12678742), (20, 6339371), (29, 4371980), (58, 2185990), (116, 1092995), (145, 874396), (290, 437198), (580, 218599)]