894909140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1\times {\mathrm{1543}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 1923651072

約数和(自身を除く): 1028741932

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 617, 940, 1234, 1543, 2468, 3085, 3086, 6170, 6172, 7715, 12340, 15430, 28999, 30860, 57998, 72521, 115996, 144995, 145042, 289990, 290084, 362605, 579980, 725210, 952031, 1450420, 1904062, 3808124, 4760155, 9520310, 19040620, 44745457, 89490914, 178981828, 223727285, 447454570, 894909140]

約数ペア:

[(1, 894909140), (2, 447454570), (4, 223727285), (5, 178981828), (10, 89490914), (20, 44745457), (47, 19040620), (94, 9520310), (188, 4760155), (235, 3808124), (470, 1904062), (617, 1450420), (940, 952031), (1234, 725210), (1543, 579980), (2468, 362605), (3085, 290084), (3086, 289990), (6170, 145042), (6172, 144995), (7715, 115996), (12340, 72521), (15430, 57998), (28999, 30860)]