177942740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1553}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 397090512

約数和(自身を除く): 219147772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 337, 340, 674, 1348, 1553, 1685, 3106, 3370, 5729, 6212, 6740, 7765, 11458, 15530, 22916, 26401, 28645, 31060, 52802, 57290, 105604, 114580, 132005, 264010, 523361, 528020, 1046722, 2093444, 2616805, 5233610, 8897137, 10467220, 17794274, 35588548, 44485685, 88971370, 177942740]

約数ペア:

[(1, 177942740), (2, 88971370), (4, 44485685), (5, 35588548), (10, 17794274), (17, 10467220), (20, 8897137), (34, 5233610), (68, 2616805), (85, 2093444), (170, 1046722), (337, 528020), (340, 523361), (674, 264010), (1348, 132005), (1553, 114580), (1685, 105604), (3106, 57290), (3370, 52802), (5729, 31060), (6212, 28645), (6740, 26401), (7765, 22916), (11458, 15530)]