260005042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{5399}}^1$

素因数の和:5622

約数の個数: 24

約数和(自身を含む): 430920000

約数和(自身を除く): 170914958

約数列:

[1, 2, 11, 22, 121, 199, 242, 398, 2189, 4378, 5399, 10798, 24079, 48158, 59389, 118778, 653279, 1074401, 1306558, 2148802, 11818411, 23636822, 130002521, 260005042]

約数ペア:

[(1, 260005042), (2, 130002521), (11, 23636822), (22, 11818411), (121, 2148802), (199, 1306558), (242, 1074401), (398, 653279), (2189, 118778), (4378, 59389), (5399, 48158), (10798, 24079)]