4678940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 11827200

約数和(自身を除く): 7148260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1759, 2660, 3518, 7036, 8795, 12313, 17590, 24626, 33421, 35180, 49252, 61565, 66842, 123130, 133684, 167105, 233947, 246260, 334210, 467894, 668420, 935788, 1169735, 2339470, 4678940]

約数ペア:

[(1, 4678940), (2, 2339470), (4, 1169735), (5, 935788), (7, 668420), (10, 467894), (14, 334210), (19, 246260), (20, 233947), (28, 167105), (35, 133684), (38, 123130), (70, 66842), (76, 61565), (95, 49252), (133, 35180), (140, 33421), (190, 24626), (266, 17590), (380, 12313), (532, 8795), (665, 7036), (1330, 3518), (1759, 2660)]