16142420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115303}}^1$

素因数の和:115319

約数の個数: 24

約数和(自身を含む): 38742144

約数和(自身を除く): 22599724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115303, 230606, 461212, 576515, 807121, 1153030, 1614242, 2306060, 3228484, 4035605, 8071210, 16142420]

約数ペア:

[(1, 16142420), (2, 8071210), (4, 4035605), (5, 3228484), (7, 2306060), (10, 1614242), (14, 1153030), (20, 807121), (28, 576515), (35, 461212), (70, 230606), (140, 115303)]