859693820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{425591}}^1$

素因数の和:425701

約数の個数: 24

約数和(自身を含む): 1823236128

約数和(自身を除く): 963542308

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 425591, 851182, 1702364, 2127955, 4255910, 8511820, 42984691, 85969382, 171938764, 214923455, 429846910, 859693820]

約数ペア:

[(1, 859693820), (2, 429846910), (4, 214923455), (5, 171938764), (10, 85969382), (20, 42984691), (101, 8511820), (202, 4255910), (404, 2127955), (505, 1702364), (1010, 851182), (2020, 425591)]