2022697940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{393521}}^1$

素因数の和:393787

約数の個数: 24

約数和(自身を含む): 4264204392

約数和(自身を除く): 2241506452

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 393521, 787042, 1574084, 1967605, 3935210, 7870420, 101134897, 202269794, 404539588, 505674485, 1011348970, 2022697940]

約数ペア:

[(1, 2022697940), (2, 1011348970), (4, 505674485), (5, 404539588), (10, 202269794), (20, 101134897), (257, 7870420), (514, 3935210), (1028, 1967605), (1285, 1574084), (2570, 787042), (5140, 393521)]