446870390

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{111439}}^1$

素因数の和:111847

約数の個数: 16

約数和(自身を含む): 806379840

約数和(自身を除く): 359509450

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 111439, 222878, 557195, 1114390, 44687039, 89374078, 223435195, 446870390]

約数ペア:

[(1, 446870390), (2, 223435195), (5, 89374078), (10, 44687039), (401, 1114390), (802, 557195), (2005, 222878), (4010, 111439)]