31159140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2069}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 87635520

約数和(自身を除く): 56476380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2069, 2510, 3012, 3765, 4138, 5020, 6207, 7530, 8276, 10345, 12414, 15060, 20690, 24828, 31035, 41380, 62070, 124140, 519319, 1038638, 1557957, 2077276, 2596595, 3115914, 5193190, 6231828, 7789785, 10386380, 15579570, 31159140]

約数ペア:

[(1, 31159140), (2, 15579570), (3, 10386380), (4, 7789785), (5, 6231828), (6, 5193190), (10, 3115914), (12, 2596595), (15, 2077276), (20, 1557957), (30, 1038638), (60, 519319), (251, 124140), (502, 62070), (753, 41380), (1004, 31035), (1255, 24828), (1506, 20690), (2069, 15060), (2510, 12414), (3012, 10345), (3765, 8276), (4138, 7530), (5020, 6207)]