2889719090

素因数分解:

$2^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{391031}}^1$

素因数の和:391777

約数の個数: 16

約数和(自身を含む): 5208546240

約数和(自身を除く): 2318827150

約数列:

[1, 2, 5, 10, 739, 1478, 3695, 7390, 391031, 782062, 1955155, 3910310, 288971909, 577943818, 1444859545, 2889719090]

約数ペア:

[(1, 2889719090), (2, 1444859545), (5, 577943818), (10, 288971909), (739, 3910310), (1478, 1955155), (3695, 782062), (7390, 391031)]