2020233436

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 3942918000

約数和(自身を除く): 1922684564

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 113, 169, 212, 226, 338, 452, 499, 676, 689, 998, 1378, 1469, 1996, 2756, 2938, 5876, 5989, 6487, 8957, 11978, 12974, 17914, 19097, 23956, 25948, 26447, 35828, 38194, 52894, 56387, 76388, 77857, 84331, 105788, 112774, 155714, 168662, 225548, 311428, 337324, 343811, 687622, 733031, 1012141, 1375244, 1466062, 2024282, 2932124, 2988511, 4048564, 4469543, 5977022, 8939086, 9529403, 11954044, 17878172, 19058806, 38117612, 38850643, 77701286, 155402572, 505058359, 1010116718, 2020233436]

約数ペア:

[(1, 2020233436), (2, 1010116718), (4, 505058359), (13, 155402572), (26, 77701286), (52, 38850643), (53, 38117612), (106, 19058806), (113, 17878172), (169, 11954044), (212, 9529403), (226, 8939086), (338, 5977022), (452, 4469543), (499, 4048564), (676, 2988511), (689, 2932124), (998, 2024282), (1378, 1466062), (1469, 1375244), (1996, 1012141), (2756, 733031), (2938, 687622), (5876, 343811), (5989, 337324), (6487, 311428), (8957, 225548), (11978, 168662), (12974, 155714), (17914, 112774), (19097, 105788), (23956, 84331), (25948, 77857), (26447, 76388), (35828, 56387), (38194, 52894)]