131442280

素因数分解:

$2^3\times 5^1\times {\mathrm{3286057}}^1$

素因数の和:3286068

約数の個数: 16

約数和(自身を含む): 295745220

約数和(自身を除く): 164302940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3286057, 6572114, 13144228, 16430285, 26288456, 32860570, 65721140, 131442280]

約数ペア:

[(1, 131442280), (2, 65721140), (4, 32860570), (5, 26288456), (8, 16430285), (10, 13144228), (20, 6572114), (40, 3286057)]