2638850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:694

約数の個数: 24

約数和(自身を含む): 4971780

約数和(自身を除く): 2332930

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 593, 890, 1186, 2225, 2965, 4450, 5930, 14825, 29650, 52777, 105554, 263885, 527770, 1319425, 2638850]

約数ペア:

[(1, 2638850), (2, 1319425), (5, 527770), (10, 263885), (25, 105554), (50, 52777), (89, 29650), (178, 14825), (445, 5930), (593, 4450), (890, 2965), (1186, 2225)]