10238740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 22579200

約数和(自身を除く): 12340460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 139, 145, 254, 278, 290, 508, 556, 580, 635, 695, 1270, 1390, 2540, 2780, 3683, 4031, 7366, 8062, 14732, 16124, 17653, 18415, 20155, 35306, 36830, 40310, 70612, 73660, 80620, 88265, 176530, 353060, 511937, 1023874, 2047748, 2559685, 5119370, 10238740]

約数ペア:

[(1, 10238740), (2, 5119370), (4, 2559685), (5, 2047748), (10, 1023874), (20, 511937), (29, 353060), (58, 176530), (116, 88265), (127, 80620), (139, 73660), (145, 70612), (254, 40310), (278, 36830), (290, 35306), (508, 20155), (556, 18415), (580, 17653), (635, 16124), (695, 14732), (1270, 8062), (1390, 7366), (2540, 4031), (2780, 3683)]