9887364080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11235641}}^1$

素因数の和:11235665

約数の個数: 40

約数和(自身を含む): 25077952944

約数和(自身を除く): 15190588864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 11235641, 22471282, 44942564, 56178205, 89885128, 112356410, 123592051, 179770256, 224712820, 247184102, 449425640, 494368204, 617960255, 898851280, 988736408, 1235920510, 1977472816, 2471841020, 4943682040, 9887364080]

約数ペア:

[(1, 9887364080), (2, 4943682040), (4, 2471841020), (5, 1977472816), (8, 1235920510), (10, 988736408), (11, 898851280), (16, 617960255), (20, 494368204), (22, 449425640), (40, 247184102), (44, 224712820), (55, 179770256), (80, 123592051), (88, 112356410), (110, 89885128), (176, 56178205), (220, 44942564), (440, 22471282), (880, 11235641)]