4328771920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2087}}^1\times {\mathrm{2357}}^1$

素因数の和:4468

約数の個数: 80

約数和(自身を含む): 10989260928

約数和(自身を除く): 6660489008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2087, 2357, 4174, 4714, 8348, 9428, 10435, 11785, 16696, 18856, 20870, 22957, 23570, 25927, 33392, 37712, 41740, 45914, 47140, 51854, 83480, 91828, 94280, 103708, 114785, 129635, 166960, 183656, 188560, 207416, 229570, 259270, 367312, 414832, 459140, 518540, 918280, 1037080, 1836560, 2074160, 4919059, 9838118, 19676236, 24595295, 39352472, 49190590, 54109649, 78704944, 98381180, 108219298, 196762360, 216438596, 270548245, 393524720, 432877192, 541096490, 865754384, 1082192980, 2164385960, 4328771920]

約数ペア:

[(1, 4328771920), (2, 2164385960), (4, 1082192980), (5, 865754384), (8, 541096490), (10, 432877192), (11, 393524720), (16, 270548245), (20, 216438596), (22, 196762360), (40, 108219298), (44, 98381180), (55, 78704944), (80, 54109649), (88, 49190590), (110, 39352472), (176, 24595295), (220, 19676236), (440, 9838118), (880, 4919059), (2087, 2074160), (2357, 1836560), (4174, 1037080), (4714, 918280), (8348, 518540), (9428, 459140), (10435, 414832), (11785, 367312), (16696, 259270), (18856, 229570), (20870, 207416), (22957, 188560), (23570, 183656), (25927, 166960), (33392, 129635), (37712, 114785), (41740, 103708), (45914, 94280), (47140, 91828), (51854, 83480)]