12790580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 29949696

約数和(自身を除く): 17159116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 1237, 2068, 2474, 2585, 4948, 5170, 6185, 10340, 12370, 13607, 24740, 27214, 54428, 58139, 68035, 116278, 136070, 232556, 272140, 290695, 581390, 639529, 1162780, 1279058, 2558116, 3197645, 6395290, 12790580]

約数ペア:

[(1, 12790580), (2, 6395290), (4, 3197645), (5, 2558116), (10, 1279058), (11, 1162780), (20, 639529), (22, 581390), (44, 290695), (47, 272140), (55, 232556), (94, 136070), (110, 116278), (188, 68035), (220, 58139), (235, 54428), (470, 27214), (517, 24740), (940, 13607), (1034, 12370), (1237, 10340), (2068, 6185), (2474, 5170), (2585, 4948)]