2503180

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 5287968

約数和(自身を除く): 2784788

約数列:

[1, 2, 4, 5, 10, 20, 257, 487, 514, 974, 1028, 1285, 1948, 2435, 2570, 4870, 5140, 9740, 125159, 250318, 500636, 625795, 1251590, 2503180]

約数ペア:

[(1, 2503180), (2, 1251590), (4, 625795), (5, 500636), (10, 250318), (20, 125159), (257, 9740), (487, 5140), (514, 4870), (974, 2570), (1028, 2435), (1285, 1948)]