156968440

素因数分解:

$2^3\times 5^1\times {\mathrm{3924211}}^1$

素因数の和:3924222

約数の個数: 16

約数和(自身を含む): 353179080

約数和(自身を除く): 196210640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924211, 7848422, 15696844, 19621055, 31393688, 39242110, 78484220, 156968440]

約数ペア:

[(1, 156968440), (2, 78484220), (4, 39242110), (5, 31393688), (8, 19621055), (10, 15696844), (20, 7848422), (40, 3924211)]