20754000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{1153}}^1$

素因数の和:1182

約数の個数: 120

約数和(自身を含む): 72549672

約数和(自身を除く): 51795672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 720, 750, 900, 1000, 1125, 1153, 1200, 1500, 1800, 2000, 2250, 2306, 3000, 3459, 3600, 4500, 4612, 5765, 6000, 6918, 9000, 9224, 10377, 11530, 13836, 17295, 18000, 18448, 20754, 23060, 27672, 28825, 34590, 41508, 46120, 51885, 55344, 57650, 69180, 83016, 86475, 92240, 103770, 115300, 138360, 144125, 166032, 172950, 207540, 230600, 259425, 276720, 288250, 345900, 415080, 432375, 461200, 518850, 576500, 691800, 830160, 864750, 1037700, 1153000, 1297125, 1383600, 1729500, 2075400, 2306000, 2594250, 3459000, 4150800, 5188500, 6918000, 10377000, 20754000]

約数ペア:

[(1, 20754000), (2, 10377000), (3, 6918000), (4, 5188500), (5, 4150800), (6, 3459000), (8, 2594250), (9, 2306000), (10, 2075400), (12, 1729500), (15, 1383600), (16, 1297125), (18, 1153000), (20, 1037700), (24, 864750), (25, 830160), (30, 691800), (36, 576500), (40, 518850), (45, 461200), (48, 432375), (50, 415080), (60, 345900), (72, 288250), (75, 276720), (80, 259425), (90, 230600), (100, 207540), (120, 172950), (125, 166032), (144, 144125), (150, 138360), (180, 115300), (200, 103770), (225, 92240), (240, 86475), (250, 83016), (300, 69180), (360, 57650), (375, 55344), (400, 51885), (450, 46120), (500, 41508), (600, 34590), (720, 28825), (750, 27672), (900, 23060), (1000, 20754), (1125, 18448), (1153, 18000), (1200, 17295), (1500, 13836), (1800, 11530), (2000, 10377), (2250, 9224), (2306, 9000), (3000, 6918), (3459, 6000), (3600, 5765), (4500, 4612)]