28305446960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1366093}}^1$

素因数の和:1366150

約数の個数: 80

約数和(自身を含む): 77244419136

約数和(自身を除く): 48938972176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 5180, 10360, 20720, 1366093, 2732186, 5464372, 6830465, 9562651, 10928744, 13660930, 19125302, 21857488, 27321860, 38250604, 47813255, 50545441, 54643720, 76501208, 95626510, 101090882, 109287440, 153002416, 191253020, 202181764, 252727205, 353818087, 382506040, 404363528, 505454410, 707636174, 765012080, 808727056, 1010908820, 1415272348, 1769090435, 2021817640, 2830544696, 3538180870, 4043635280, 5661089392, 7076361740, 14152723480, 28305446960]

約数ペア:

[(1, 28305446960), (2, 14152723480), (4, 7076361740), (5, 5661089392), (7, 4043635280), (8, 3538180870), (10, 2830544696), (14, 2021817640), (16, 1769090435), (20, 1415272348), (28, 1010908820), (35, 808727056), (37, 765012080), (40, 707636174), (56, 505454410), (70, 404363528), (74, 382506040), (80, 353818087), (112, 252727205), (140, 202181764), (148, 191253020), (185, 153002416), (259, 109287440), (280, 101090882), (296, 95626510), (370, 76501208), (518, 54643720), (560, 50545441), (592, 47813255), (740, 38250604), (1036, 27321860), (1295, 21857488), (1480, 19125302), (2072, 13660930), (2590, 10928744), (2960, 9562651), (4144, 6830465), (5180, 5464372), (10360, 2732186), (20720, 1366093)]