55392220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11213}}^1$

素因数の和:11254

約数の個数: 48

約数和(自身を含む): 131876640

約数和(自身を除く): 76484420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 11213, 22426, 44852, 56065, 112130, 145769, 213047, 224260, 291538, 426094, 583076, 728845, 852188, 1065235, 1457690, 2130470, 2769611, 2915380, 4260940, 5539222, 11078444, 13848055, 27696110, 55392220]

約数ペア:

[(1, 55392220), (2, 27696110), (4, 13848055), (5, 11078444), (10, 5539222), (13, 4260940), (19, 2915380), (20, 2769611), (26, 2130470), (38, 1457690), (52, 1065235), (65, 852188), (76, 728845), (95, 583076), (130, 426094), (190, 291538), (247, 224260), (260, 213047), (380, 145769), (494, 112130), (988, 56065), (1235, 44852), (2470, 22426), (4940, 11213)]