511775140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{4903}}^1$

素因数の和:5236

約数の個数: 48

約数和(自身を含む): 1141886592

約数和(自身を除く): 630111452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 307, 340, 614, 1228, 1535, 3070, 4903, 5219, 6140, 9806, 10438, 19612, 20876, 24515, 26095, 49030, 52190, 83351, 98060, 104380, 166702, 333404, 416755, 833510, 1505221, 1667020, 3010442, 6020884, 7526105, 15052210, 25588757, 30104420, 51177514, 102355028, 127943785, 255887570, 511775140]

約数ペア:

[(1, 511775140), (2, 255887570), (4, 127943785), (5, 102355028), (10, 51177514), (17, 30104420), (20, 25588757), (34, 15052210), (68, 7526105), (85, 6020884), (170, 3010442), (307, 1667020), (340, 1505221), (614, 833510), (1228, 416755), (1535, 333404), (3070, 166702), (4903, 104380), (5219, 98060), (6140, 83351), (9806, 52190), (10438, 49030), (19612, 26095), (20876, 24515)]