7411880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 19319040

約数和(自身を除く): 11907160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 257, 280, 412, 514, 515, 721, 824, 1028, 1030, 1285, 1442, 1799, 2056, 2060, 2570, 2884, 3598, 3605, 4120, 5140, 5768, 7196, 7210, 8995, 10280, 14392, 14420, 17990, 26471, 28840, 35980, 52942, 71960, 105884, 132355, 185297, 211768, 264710, 370594, 529420, 741188, 926485, 1058840, 1482376, 1852970, 3705940, 7411880]

約数ペア:

[(1, 7411880), (2, 3705940), (4, 1852970), (5, 1482376), (7, 1058840), (8, 926485), (10, 741188), (14, 529420), (20, 370594), (28, 264710), (35, 211768), (40, 185297), (56, 132355), (70, 105884), (103, 71960), (140, 52942), (206, 35980), (257, 28840), (280, 26471), (412, 17990), (514, 14420), (515, 14392), (721, 10280), (824, 8995), (1028, 7210), (1030, 7196), (1285, 5768), (1442, 5140), (1799, 4120), (2056, 3605), (2060, 3598), (2570, 2884)]