2931220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1297}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 6214824

約数和(自身を除く): 3283604

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 1297, 2260, 2594, 5188, 6485, 12970, 25940, 146561, 293122, 586244, 732805, 1465610, 2931220]

約数ペア:

[(1, 2931220), (2, 1465610), (4, 732805), (5, 586244), (10, 293122), (20, 146561), (113, 25940), (226, 12970), (452, 6485), (565, 5188), (1130, 2594), (1297, 2260)]