4404980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{857}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 9297288

約数和(自身を除く): 4892308

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 857, 1028, 1285, 1714, 2570, 3428, 4285, 5140, 8570, 17140, 220249, 440498, 880996, 1101245, 2202490, 4404980]

約数ペア:

[(1, 4404980), (2, 2202490), (4, 1101245), (5, 880996), (10, 440498), (20, 220249), (257, 17140), (514, 8570), (857, 5140), (1028, 4285), (1285, 3428), (1714, 2570)]