857020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 1827504

約数和(自身を除く): 970484

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 587, 730, 1174, 1460, 2348, 2935, 5870, 11740, 42851, 85702, 171404, 214255, 428510, 857020]

約数ペア:

[(1, 857020), (2, 428510), (4, 214255), (5, 171404), (10, 85702), (20, 42851), (73, 11740), (146, 5870), (292, 2935), (365, 2348), (587, 1460), (730, 1174)]