206838610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 411768000

約数和(自身を除く): 204929390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 199, 242, 398, 605, 859, 995, 1210, 1718, 1990, 2189, 4295, 4378, 8590, 9449, 10945, 18898, 21890, 24079, 47245, 48158, 94490, 103939, 120395, 170941, 207878, 240790, 341882, 519695, 854705, 1039390, 1709410, 1880351, 3760702, 9401755, 18803510, 20683861, 41367722, 103419305, 206838610]

約数ペア:

[(1, 206838610), (2, 103419305), (5, 41367722), (10, 20683861), (11, 18803510), (22, 9401755), (55, 3760702), (110, 1880351), (121, 1709410), (199, 1039390), (242, 854705), (398, 519695), (605, 341882), (859, 240790), (995, 207878), (1210, 170941), (1718, 120395), (1990, 103939), (2189, 94490), (4295, 48158), (4378, 47245), (8590, 24079), (9449, 21890), (10945, 18898)]