19947600

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{1847}}^1$

素因数の和:1874

約数の個数: 120

約数和(自身を含む): 71037120

約数和(自身を除く): 51089520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 1847, 2160, 2700, 3600, 3694, 5400, 5541, 7388, 9235, 10800, 11082, 14776, 16623, 18470, 22164, 27705, 29552, 33246, 36940, 44328, 46175, 49869, 55410, 66492, 73880, 83115, 88656, 92350, 99738, 110820, 132984, 138525, 147760, 166230, 184700, 199476, 221640, 249345, 265968, 277050, 332460, 369400, 398952, 415575, 443280, 498690, 554100, 664920, 738800, 797904, 831150, 997380, 1108200, 1246725, 1329840, 1662300, 1994760, 2216400, 2493450, 3324600, 3989520, 4986900, 6649200, 9973800, 19947600]

約数ペア:

[(1, 19947600), (2, 9973800), (3, 6649200), (4, 4986900), (5, 3989520), (6, 3324600), (8, 2493450), (9, 2216400), (10, 1994760), (12, 1662300), (15, 1329840), (16, 1246725), (18, 1108200), (20, 997380), (24, 831150), (25, 797904), (27, 738800), (30, 664920), (36, 554100), (40, 498690), (45, 443280), (48, 415575), (50, 398952), (54, 369400), (60, 332460), (72, 277050), (75, 265968), (80, 249345), (90, 221640), (100, 199476), (108, 184700), (120, 166230), (135, 147760), (144, 138525), (150, 132984), (180, 110820), (200, 99738), (216, 92350), (225, 88656), (240, 83115), (270, 73880), (300, 66492), (360, 55410), (400, 49869), (432, 46175), (450, 44328), (540, 36940), (600, 33246), (675, 29552), (720, 27705), (900, 22164), (1080, 18470), (1200, 16623), (1350, 14776), (1800, 11082), (1847, 10800), (2160, 9235), (2700, 7388), (3600, 5541), (3694, 5400)]