19702187120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3198407}}^1$

素因数の和:3198438

約数の個数: 80

約数和(自身を含む): 57110773248

約数和(自身を除く): 37408586128

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, 3080, 6160, 3198407, 6396814, 12793628, 15992035, 22388849, 25587256, 31984070, 35182477, 44777698, 51174512, 63968140, 70364954, 89555396, 111944245, 127936280, 140729908, 175912385, 179110792, 223888490, 246277339, 255872560, 281459816, 351824770, 358221584, 447776980, 492554678, 562919632, 703649540, 895553960, 985109356, 1231386695, 1407299080, 1791107920, 1970218712, 2462773390, 2814598160, 3940437424, 4925546780, 9851093560, 19702187120]

約数ペア:

[(1, 19702187120), (2, 9851093560), (4, 4925546780), (5, 3940437424), (7, 2814598160), (8, 2462773390), (10, 1970218712), (11, 1791107920), (14, 1407299080), (16, 1231386695), (20, 985109356), (22, 895553960), (28, 703649540), (35, 562919632), (40, 492554678), (44, 447776980), (55, 358221584), (56, 351824770), (70, 281459816), (77, 255872560), (80, 246277339), (88, 223888490), (110, 179110792), (112, 175912385), (140, 140729908), (154, 127936280), (176, 111944245), (220, 89555396), (280, 70364954), (308, 63968140), (385, 51174512), (440, 44777698), (560, 35182477), (616, 31984070), (770, 25587256), (880, 22388849), (1232, 15992035), (1540, 12793628), (3080, 6396814), (6160, 3198407)]