8147480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18517}}^1$

素因数の和:18539

約数の個数: 32

約数和(自身を含む): 19999440

約数和(自身を除く): 11851960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18517, 37034, 74068, 92585, 148136, 185170, 203687, 370340, 407374, 740680, 814748, 1018435, 1629496, 2036870, 4073740, 8147480]

約数ペア:

[(1, 8147480), (2, 4073740), (4, 2036870), (5, 1629496), (8, 1018435), (10, 814748), (11, 740680), (20, 407374), (22, 370340), (40, 203687), (44, 185170), (55, 148136), (88, 92585), (110, 74068), (220, 37034), (440, 18517)]