20835600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 67808160

約数和(自身を除く): 46972560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 97, 100, 120, 150, 179, 194, 200, 240, 291, 300, 358, 388, 400, 485, 537, 582, 600, 716, 776, 895, 970, 1074, 1164, 1200, 1432, 1455, 1552, 1790, 1940, 2148, 2328, 2425, 2685, 2864, 2910, 3580, 3880, 4296, 4475, 4656, 4850, 5370, 5820, 7160, 7275, 7760, 8592, 8950, 9700, 10740, 11640, 13425, 14320, 14550, 17363, 17900, 19400, 21480, 23280, 26850, 29100, 34726, 35800, 38800, 42960, 52089, 53700, 58200, 69452, 71600, 86815, 104178, 107400, 116400, 138904, 173630, 208356, 214800, 260445, 277808, 347260, 416712, 434075, 520890, 694520, 833424, 868150, 1041780, 1302225, 1389040, 1736300, 2083560, 2604450, 3472600, 4167120, 5208900, 6945200, 10417800, 20835600]

約数ペア:

[(1, 20835600), (2, 10417800), (3, 6945200), (4, 5208900), (5, 4167120), (6, 3472600), (8, 2604450), (10, 2083560), (12, 1736300), (15, 1389040), (16, 1302225), (20, 1041780), (24, 868150), (25, 833424), (30, 694520), (40, 520890), (48, 434075), (50, 416712), (60, 347260), (75, 277808), (80, 260445), (97, 214800), (100, 208356), (120, 173630), (150, 138904), (179, 116400), (194, 107400), (200, 104178), (240, 86815), (291, 71600), (300, 69452), (358, 58200), (388, 53700), (400, 52089), (485, 42960), (537, 38800), (582, 35800), (600, 34726), (716, 29100), (776, 26850), (895, 23280), (970, 21480), (1074, 19400), (1164, 17900), (1200, 17363), (1432, 14550), (1455, 14320), (1552, 13425), (1790, 11640), (1940, 10740), (2148, 9700), (2328, 8950), (2425, 8592), (2685, 7760), (2864, 7275), (2910, 7160), (3580, 5820), (3880, 5370), (4296, 4850), (4475, 4656)]