2051208370

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{211247}}^1$

素因数の和:212225

約数の個数: 16

約数和(自身を含む): 3695995008

約数和(自身を除く): 1644786638

約数列:

[1, 2, 5, 10, 971, 1942, 4855, 9710, 211247, 422494, 1056235, 2112470, 205120837, 410241674, 1025604185, 2051208370]

約数ペア:

[(1, 2051208370), (2, 1025604185), (5, 410241674), (10, 205120837), (971, 2112470), (1942, 1056235), (4855, 422494), (9710, 211247)]