20730083280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2008729}}^1$

素因数の和:2008788

約数の個数: 80

約数和(自身を含む): 65757785280

約数和(自身を除く): 45027702000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 2008729, 4017458, 6026187, 8034916, 10043645, 12052374, 16069832, 20087290, 24104748, 30130935, 32139664, 40174580, 48209496, 60261870, 80349160, 86375347, 96418992, 120523740, 160698320, 172750694, 241047480, 259126041, 345501388, 431876735, 482094960, 518252082, 691002776, 863753470, 1036504164, 1295630205, 1382005552, 1727506940, 2073008328, 2591260410, 3455013880, 4146016656, 5182520820, 6910027760, 10365041640, 20730083280]

約数ペア:

[(1, 20730083280), (2, 10365041640), (3, 6910027760), (4, 5182520820), (5, 4146016656), (6, 3455013880), (8, 2591260410), (10, 2073008328), (12, 1727506940), (15, 1382005552), (16, 1295630205), (20, 1036504164), (24, 863753470), (30, 691002776), (40, 518252082), (43, 482094960), (48, 431876735), (60, 345501388), (80, 259126041), (86, 241047480), (120, 172750694), (129, 160698320), (172, 120523740), (215, 96418992), (240, 86375347), (258, 80349160), (344, 60261870), (430, 48209496), (516, 40174580), (645, 32139664), (688, 30130935), (860, 24104748), (1032, 20087290), (1290, 16069832), (1720, 12052374), (2064, 10043645), (2580, 8034916), (3440, 6026187), (5160, 4017458), (10320, 2008729)]