2086780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1013}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 4429152

約数和(自身を除く): 2342372

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1013, 1030, 2026, 2060, 4052, 5065, 10130, 20260, 104339, 208678, 417356, 521695, 1043390, 2086780]

約数ペア:

[(1, 2086780), (2, 1043390), (4, 521695), (5, 417356), (10, 208678), (20, 104339), (103, 20260), (206, 10130), (412, 5065), (515, 4052), (1013, 2060), (1030, 2026)]