209971520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59651}}^1$

素因数の和:59679

約数の個数: 56

約数和(自身を含む): 545457888

約数和(自身を除く): 335486368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 59651, 119302, 238604, 298255, 477208, 596510, 656161, 954416, 1193020, 1312322, 1908832, 2386040, 2624644, 3280805, 3817664, 4772080, 5249288, 6561610, 9544160, 10498576, 13123220, 19088320, 20997152, 26246440, 41994304, 52492880, 104985760, 209971520]

約数ペア:

[(1, 209971520), (2, 104985760), (4, 52492880), (5, 41994304), (8, 26246440), (10, 20997152), (11, 19088320), (16, 13123220), (20, 10498576), (22, 9544160), (32, 6561610), (40, 5249288), (44, 4772080), (55, 3817664), (64, 3280805), (80, 2624644), (88, 2386040), (110, 1908832), (160, 1312322), (176, 1193020), (220, 954416), (320, 656161), (352, 596510), (440, 477208), (704, 298255), (880, 238604), (1760, 119302), (3520, 59651)]