2488392220

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{484123}}^1$

素因数の和:484389

約数の個数: 24

約数和(自身を含む): 5245967664

約数和(自身を除く): 2757575444

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 484123, 968246, 1936492, 2420615, 4841230, 9682460, 124419611, 248839222, 497678444, 622098055, 1244196110, 2488392220]

約数ペア:

[(1, 2488392220), (2, 1244196110), (4, 622098055), (5, 497678444), (10, 248839222), (20, 124419611), (257, 9682460), (514, 4841230), (1028, 2420615), (1285, 1936492), (2570, 968246), (5140, 484123)]