2005220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14323}}^1$

素因数の和:14339

約数の個数: 24

約数和(自身を含む): 4812864

約数和(自身を除く): 2807644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14323, 28646, 57292, 71615, 100261, 143230, 200522, 286460, 401044, 501305, 1002610, 2005220]

約数ペア:

[(1, 2005220), (2, 1002610), (4, 501305), (5, 401044), (7, 286460), (10, 200522), (14, 143230), (20, 100261), (28, 71615), (35, 57292), (70, 28646), (140, 14323)]