31147980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22571}}^1$

素因数の和:22606

約数の個数: 48

約数和(自身を含む): 91010304

約数和(自身を除く): 59862324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 22571, 45142, 67713, 90284, 112855, 135426, 225710, 270852, 338565, 451420, 519133, 677130, 1038266, 1354260, 1557399, 2076532, 2595665, 3114798, 5191330, 6229596, 7786995, 10382660, 15573990, 31147980]

約数ペア:

[(1, 31147980), (2, 15573990), (3, 10382660), (4, 7786995), (5, 6229596), (6, 5191330), (10, 3114798), (12, 2595665), (15, 2076532), (20, 1557399), (23, 1354260), (30, 1038266), (46, 677130), (60, 519133), (69, 451420), (92, 338565), (115, 270852), (138, 225710), (230, 135426), (276, 112855), (345, 90284), (460, 67713), (690, 45142), (1380, 22571)]