405940244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5341319}}^1$

素因数の和:5341342

約数の個数: 12

約数和(自身を含む): 747784800

約数和(自身を除く): 341844556

約数列:

[1, 2, 4, 19, 38, 76, 5341319, 10682638, 21365276, 101485061, 202970122, 405940244]

約数ペア:

[(1, 405940244), (2, 202970122), (4, 101485061), (19, 21365276), (38, 10682638), (76, 5341319)]