19290040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6263}}^1$

素因数の和:6292

約数の個数: 64

約数和(自身を含む): 54120960

約数和(自身を除く): 34830920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6263, 12526, 25052, 31315, 43841, 50104, 62630, 68893, 87682, 125260, 137786, 175364, 219205, 250520, 275572, 344465, 350728, 438410, 482251, 551144, 688930, 876820, 964502, 1377860, 1753640, 1929004, 2411255, 2755720, 3858008, 4822510, 9645020, 19290040]

約数ペア:

[(1, 19290040), (2, 9645020), (4, 4822510), (5, 3858008), (7, 2755720), (8, 2411255), (10, 1929004), (11, 1753640), (14, 1377860), (20, 964502), (22, 876820), (28, 688930), (35, 551144), (40, 482251), (44, 438410), (55, 350728), (56, 344465), (70, 275572), (77, 250520), (88, 219205), (110, 175364), (140, 137786), (154, 125260), (220, 87682), (280, 68893), (308, 62630), (385, 50104), (440, 43841), (616, 31315), (770, 25052), (1540, 12526), (3080, 6263)]