2912682220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20804873}}^1$

素因数の和:20804889

約数の個数: 24

約数和(自身を含む): 6990437664

約数和(自身を除く): 4077755444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20804873, 41609746, 83219492, 104024365, 145634111, 208048730, 291268222, 416097460, 582536444, 728170555, 1456341110, 2912682220]

約数ペア:

[(1, 2912682220), (2, 1456341110), (4, 728170555), (5, 582536444), (7, 416097460), (10, 291268222), (14, 208048730), (20, 145634111), (28, 104024365), (35, 83219492), (70, 41609746), (140, 20804873)]