20971140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349519}}^1$

素因数の和:349531

約数の個数: 24

約数和(自身を含む): 58719360

約数和(自身を除く): 37748220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349519, 699038, 1048557, 1398076, 1747595, 2097114, 3495190, 4194228, 5242785, 6990380, 10485570, 20971140]

約数ペア:

[(1, 20971140), (2, 10485570), (3, 6990380), (4, 5242785), (5, 4194228), (6, 3495190), (10, 2097114), (12, 1747595), (15, 1398076), (20, 1048557), (30, 699038), (60, 349519)]