20148500

素因数分解:

$2^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 24667180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 125, 236, 250, 295, 500, 590, 683, 1180, 1366, 1475, 2732, 2950, 3415, 5900, 6830, 7375, 13660, 14750, 17075, 29500, 34150, 40297, 68300, 80594, 85375, 161188, 170750, 201485, 341500, 402970, 805940, 1007425, 2014850, 4029700, 5037125, 10074250, 20148500]

約数ペア:

[(1, 20148500), (2, 10074250), (4, 5037125), (5, 4029700), (10, 2014850), (20, 1007425), (25, 805940), (50, 402970), (59, 341500), (100, 201485), (118, 170750), (125, 161188), (236, 85375), (250, 80594), (295, 68300), (500, 40297), (590, 34150), (683, 29500), (1180, 17075), (1366, 14750), (1475, 13660), (2732, 7375), (2950, 6830), (3415, 5900)]