20339400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 63835200

約数和(自身を除く): 43495800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 109, 120, 150, 200, 218, 300, 311, 327, 436, 545, 600, 622, 654, 872, 933, 1090, 1244, 1308, 1555, 1635, 1866, 2180, 2488, 2616, 2725, 3110, 3270, 3732, 4360, 4665, 5450, 6220, 6540, 7464, 7775, 8175, 9330, 10900, 12440, 13080, 15550, 16350, 18660, 21800, 23325, 31100, 32700, 33899, 37320, 46650, 62200, 65400, 67798, 93300, 101697, 135596, 169495, 186600, 203394, 271192, 338990, 406788, 508485, 677980, 813576, 847475, 1016970, 1355960, 1694950, 2033940, 2542425, 3389900, 4067880, 5084850, 6779800, 10169700, 20339400]

約数ペア:

[(1, 20339400), (2, 10169700), (3, 6779800), (4, 5084850), (5, 4067880), (6, 3389900), (8, 2542425), (10, 2033940), (12, 1694950), (15, 1355960), (20, 1016970), (24, 847475), (25, 813576), (30, 677980), (40, 508485), (50, 406788), (60, 338990), (75, 271192), (100, 203394), (109, 186600), (120, 169495), (150, 135596), (200, 101697), (218, 93300), (300, 67798), (311, 65400), (327, 62200), (436, 46650), (545, 37320), (600, 33899), (622, 32700), (654, 31100), (872, 23325), (933, 21800), (1090, 18660), (1244, 16350), (1308, 15550), (1555, 13080), (1635, 12440), (1866, 10900), (2180, 9330), (2488, 8175), (2616, 7775), (2725, 7464), (3110, 6540), (3270, 6220), (3732, 5450), (4360, 4665)]