16605640

素因数分解:

$2^3\times 5^1\times {\mathrm{415141}}^1$

素因数の和:415152

約数の個数: 16

約数和(自身を含む): 37362780

約数和(自身を除く): 20757140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 415141, 830282, 1660564, 2075705, 3321128, 4151410, 8302820, 16605640]

約数ペア:

[(1, 16605640), (2, 8302820), (4, 4151410), (5, 3321128), (8, 2075705), (10, 1660564), (20, 830282), (40, 415141)]