20006920800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2778739}}^1$

素因数の和:2778765

約数の個数: 108

約数和(自身を含む): 70549429860

約数和(自身を除く): 50542509060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 3600, 7200, 2778739, 5557478, 8336217, 11114956, 13893695, 16672434, 22229912, 25008651, 27787390, 33344868, 41681085, 44459824, 50017302, 55574780, 66689736, 69468475, 83362170, 88919648, 100034604, 111149560, 125043255, 133379472, 138936950, 166724340, 200069208, 208405425, 222299120, 250086510, 266758944, 277873900, 333448680, 400138416, 416810850, 444598240, 500173020, 555747800, 625216275, 666897360, 800276832, 833621700, 1000346040, 1111495600, 1250432550, 1333794720, 1667243400, 2000692080, 2222991200, 2500865100, 3334486800, 4001384160, 5001730200, 6668973600, 10003460400, 20006920800]

約数ペア:

[(1, 20006920800), (2, 10003460400), (3, 6668973600), (4, 5001730200), (5, 4001384160), (6, 3334486800), (8, 2500865100), (9, 2222991200), (10, 2000692080), (12, 1667243400), (15, 1333794720), (16, 1250432550), (18, 1111495600), (20, 1000346040), (24, 833621700), (25, 800276832), (30, 666897360), (32, 625216275), (36, 555747800), (40, 500173020), (45, 444598240), (48, 416810850), (50, 400138416), (60, 333448680), (72, 277873900), (75, 266758944), (80, 250086510), (90, 222299120), (96, 208405425), (100, 200069208), (120, 166724340), (144, 138936950), (150, 133379472), (160, 125043255), (180, 111149560), (200, 100034604), (225, 88919648), (240, 83362170), (288, 69468475), (300, 66689736), (360, 55574780), (400, 50017302), (450, 44459824), (480, 41681085), (600, 33344868), (720, 27787390), (800, 25008651), (900, 22229912), (1200, 16672434), (1440, 13893695), (1800, 11114956), (2400, 8336217), (3600, 5557478), (7200, 2778739)]