38615620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 85413888

約数和(自身を除く): 46798268

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 127, 230, 254, 460, 508, 635, 661, 1270, 1322, 2540, 2644, 2921, 3305, 5842, 6610, 11684, 13220, 14605, 15203, 29210, 30406, 58420, 60812, 76015, 83947, 152030, 167894, 304060, 335788, 419735, 839470, 1678940, 1930781, 3861562, 7723124, 9653905, 19307810, 38615620]

約数ペア:

[(1, 38615620), (2, 19307810), (4, 9653905), (5, 7723124), (10, 3861562), (20, 1930781), (23, 1678940), (46, 839470), (92, 419735), (115, 335788), (127, 304060), (230, 167894), (254, 152030), (460, 83947), (508, 76015), (635, 60812), (661, 58420), (1270, 30406), (1322, 29210), (2540, 15203), (2644, 14605), (2921, 13220), (3305, 11684), (5842, 6610)]