1279403060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{213947}}^1$

素因数の和:213992

約数の個数: 48

約数和(自身を含む): 3019234176

約数和(自身を除く): 1739831116

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 213947, 427894, 855788, 1069735, 2139470, 2781311, 4278940, 4920781, 5562622, 9841562, 11125244, 13906555, 19683124, 24603905, 27813110, 49207810, 55626220, 63970153, 98415620, 127940306, 255880612, 319850765, 639701530, 1279403060]

約数ペア:

[(1, 1279403060), (2, 639701530), (4, 319850765), (5, 255880612), (10, 127940306), (13, 98415620), (20, 63970153), (23, 55626220), (26, 49207810), (46, 27813110), (52, 24603905), (65, 19683124), (92, 13906555), (115, 11125244), (130, 9841562), (230, 5562622), (260, 4920781), (299, 4278940), (460, 2781311), (598, 2139470), (1196, 1069735), (1495, 855788), (2990, 427894), (5980, 213947)]