12229780

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{823}}^1$

素因数の和:1575

約数の個数: 24

約数和(自身を含む): 25748352

約数和(自身を除く): 13518572

約数列:

[1, 2, 4, 5, 10, 20, 743, 823, 1486, 1646, 2972, 3292, 3715, 4115, 7430, 8230, 14860, 16460, 611489, 1222978, 2445956, 3057445, 6114890, 12229780]

約数ペア:

[(1, 12229780), (2, 6114890), (4, 3057445), (5, 2445956), (10, 1222978), (20, 611489), (743, 16460), (823, 14860), (1486, 8230), (1646, 7430), (2972, 4115), (3292, 3715)]