12818960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2081}}^1$

素因数の和:2112

約数の個数: 80

約数和(自身を含む): 37176192

約数和(自身を除く): 24357232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 2081, 3080, 4162, 6160, 8324, 10405, 14567, 16648, 20810, 22891, 29134, 33296, 41620, 45782, 58268, 72835, 83240, 91564, 114455, 116536, 145670, 160237, 166480, 183128, 228910, 233072, 291340, 320474, 366256, 457820, 582680, 640948, 801185, 915640, 1165360, 1281896, 1602370, 1831280, 2563792, 3204740, 6409480, 12818960]

約数ペア:

[(1, 12818960), (2, 6409480), (4, 3204740), (5, 2563792), (7, 1831280), (8, 1602370), (10, 1281896), (11, 1165360), (14, 915640), (16, 801185), (20, 640948), (22, 582680), (28, 457820), (35, 366256), (40, 320474), (44, 291340), (55, 233072), (56, 228910), (70, 183128), (77, 166480), (80, 160237), (88, 145670), (110, 116536), (112, 114455), (140, 91564), (154, 83240), (176, 72835), (220, 58268), (280, 45782), (308, 41620), (385, 33296), (440, 29134), (560, 22891), (616, 20810), (770, 16648), (880, 14567), (1232, 10405), (1540, 8324), (2081, 6160), (3080, 4162)]