39128420

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{2267}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 82301184

約数和(自身を除く): 43172764

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 2267, 3452, 4315, 4534, 8630, 9068, 11335, 17260, 22670, 45340, 1956421, 3912842, 7825684, 9782105, 19564210, 39128420]

約数ペア:

[(1, 39128420), (2, 19564210), (4, 9782105), (5, 7825684), (10, 3912842), (20, 1956421), (863, 45340), (1726, 22670), (2267, 17260), (3452, 11335), (4315, 9068), (4534, 8630)]