9481340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 22063104

約数和(自身を除く): 12581764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 607, 710, 781, 1214, 1420, 1562, 2428, 3035, 3124, 3905, 6070, 6677, 7810, 12140, 13354, 15620, 26708, 33385, 43097, 66770, 86194, 133540, 172388, 215485, 430970, 474067, 861940, 948134, 1896268, 2370335, 4740670, 9481340]

約数ペア:

[(1, 9481340), (2, 4740670), (4, 2370335), (5, 1896268), (10, 948134), (11, 861940), (20, 474067), (22, 430970), (44, 215485), (55, 172388), (71, 133540), (110, 86194), (142, 66770), (220, 43097), (284, 33385), (355, 26708), (607, 15620), (710, 13354), (781, 12140), (1214, 7810), (1420, 6677), (1562, 6070), (2428, 3905), (3035, 3124)]