8780128

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1$

素因数の和:2099

約数の個数: 48

約数和(自身を含む): 20805120

約数和(自身を除く): 12024992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2063, 2128, 4126, 4256, 8252, 14441, 16504, 28882, 33008, 39197, 57764, 66016, 78394, 115528, 156788, 231056, 274379, 313576, 462112, 548758, 627152, 1097516, 1254304, 2195032, 4390064, 8780128]

約数ペア:

[(1, 8780128), (2, 4390064), (4, 2195032), (7, 1254304), (8, 1097516), (14, 627152), (16, 548758), (19, 462112), (28, 313576), (32, 274379), (38, 231056), (56, 156788), (76, 115528), (112, 78394), (133, 66016), (152, 57764), (224, 39197), (266, 33008), (304, 28882), (532, 16504), (608, 14441), (1064, 8252), (2063, 4256), (2128, 4126)]