5261240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 11962080

約数和(自身を除く): 6700840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1277, 2060, 2554, 4120, 5108, 6385, 10216, 12770, 25540, 51080, 131531, 263062, 526124, 657655, 1052248, 1315310, 2630620, 5261240]

約数ペア:

[(1, 5261240), (2, 2630620), (4, 1315310), (5, 1052248), (8, 657655), (10, 526124), (20, 263062), (40, 131531), (103, 51080), (206, 25540), (412, 12770), (515, 10216), (824, 6385), (1030, 5108), (1277, 4120), (2060, 2554)]