138483340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{54521}}^1$

素因数の和:54657

約数の個数: 24

約数和(自身を含む): 293110272

約数和(自身を除く): 154626932

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 54521, 109042, 218084, 272605, 545210, 1090420, 6924167, 13848334, 27696668, 34620835, 69241670, 138483340]

約数ペア:

[(1, 138483340), (2, 69241670), (4, 34620835), (5, 27696668), (10, 13848334), (20, 6924167), (127, 1090420), (254, 545210), (508, 272605), (635, 218084), (1270, 109042), (2540, 54521)]