9838821520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11180479}}^1$

素因数の和:11180503

約数の個数: 40

約数和(自身を含む): 24954831360

約数和(自身を除く): 15116009840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 11180479, 22360958, 44721916, 55902395, 89443832, 111804790, 122985269, 178887664, 223609580, 245970538, 447219160, 491941076, 614926345, 894438320, 983882152, 1229852690, 1967764304, 2459705380, 4919410760, 9838821520]

約数ペア:

[(1, 9838821520), (2, 4919410760), (4, 2459705380), (5, 1967764304), (8, 1229852690), (10, 983882152), (11, 894438320), (16, 614926345), (20, 491941076), (22, 447219160), (40, 245970538), (44, 223609580), (55, 178887664), (80, 122985269), (88, 111804790), (110, 89443832), (176, 55902395), (220, 44721916), (440, 22360958), (880, 11180479)]