206540470

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{389699}}^1$

素因数の和:389759

約数の個数: 16

約数和(自身を含む): 378788400

約数和(自身を除く): 172247930

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 389699, 779398, 1948495, 3896990, 20654047, 41308094, 103270235, 206540470]

約数ペア:

[(1, 206540470), (2, 103270235), (5, 41308094), (10, 20654047), (53, 3896990), (106, 1948495), (265, 779398), (530, 389699)]