40392784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 88387200

約数和(自身を除く): 47994416

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 53, 76, 92, 106, 109, 152, 184, 212, 218, 304, 368, 424, 436, 437, 848, 872, 874, 1007, 1219, 1744, 1748, 2014, 2071, 2438, 2507, 3496, 4028, 4142, 4876, 5014, 5777, 6992, 8056, 8284, 9752, 10028, 11554, 16112, 16568, 19504, 20056, 23108, 23161, 33136, 40112, 46216, 46322, 47633, 92432, 92644, 95266, 109763, 132871, 185288, 190532, 219526, 265742, 370576, 381064, 439052, 531484, 762128, 878104, 1062968, 1756208, 2125936, 2524549, 5049098, 10098196, 20196392, 40392784]

約数ペア:

[(1, 40392784), (2, 20196392), (4, 10098196), (8, 5049098), (16, 2524549), (19, 2125936), (23, 1756208), (38, 1062968), (46, 878104), (53, 762128), (76, 531484), (92, 439052), (106, 381064), (109, 370576), (152, 265742), (184, 219526), (212, 190532), (218, 185288), (304, 132871), (368, 109763), (424, 95266), (436, 92644), (437, 92432), (848, 47633), (872, 46322), (874, 46216), (1007, 40112), (1219, 33136), (1744, 23161), (1748, 23108), (2014, 20056), (2071, 19504), (2438, 16568), (2507, 16112), (3496, 11554), (4028, 10028), (4142, 9752), (4876, 8284), (5014, 8056), (5777, 6992)]