54688940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 121867200

約数和(自身を除く): 67178260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 1949, 2806, 3898, 5612, 7015, 7796, 9745, 14030, 19490, 28060, 38980, 44827, 89654, 118889, 179308, 224135, 237778, 448270, 475556, 594445, 896540, 1188890, 2377780, 2734447, 5468894, 10937788, 13672235, 27344470, 54688940]

約数ペア:

[(1, 54688940), (2, 27344470), (4, 13672235), (5, 10937788), (10, 5468894), (20, 2734447), (23, 2377780), (46, 1188890), (61, 896540), (92, 594445), (115, 475556), (122, 448270), (230, 237778), (244, 224135), (305, 179308), (460, 118889), (610, 89654), (1220, 44827), (1403, 38980), (1949, 28060), (2806, 19490), (3898, 14030), (5612, 9745), (7015, 7796)]