19850600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1323

約数の個数: 96

約数和(自身を含む): 57585600

約数和(自身を除く): 37735000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 140, 154, 175, 200, 220, 275, 280, 308, 350, 385, 440, 550, 616, 700, 770, 1100, 1289, 1400, 1540, 1925, 2200, 2578, 3080, 3850, 5156, 6445, 7700, 9023, 10312, 12890, 14179, 15400, 18046, 25780, 28358, 32225, 36092, 45115, 51560, 56716, 64450, 70895, 72184, 90230, 99253, 113432, 128900, 141790, 180460, 198506, 225575, 257800, 283580, 354475, 360920, 397012, 451150, 496265, 567160, 708950, 794024, 902300, 992530, 1417900, 1804600, 1985060, 2481325, 2835800, 3970120, 4962650, 9925300, 19850600]

約数ペア:

[(1, 19850600), (2, 9925300), (4, 4962650), (5, 3970120), (7, 2835800), (8, 2481325), (10, 1985060), (11, 1804600), (14, 1417900), (20, 992530), (22, 902300), (25, 794024), (28, 708950), (35, 567160), (40, 496265), (44, 451150), (50, 397012), (55, 360920), (56, 354475), (70, 283580), (77, 257800), (88, 225575), (100, 198506), (110, 180460), (140, 141790), (154, 128900), (175, 113432), (200, 99253), (220, 90230), (275, 72184), (280, 70895), (308, 64450), (350, 56716), (385, 51560), (440, 45115), (550, 36092), (616, 32225), (700, 28358), (770, 25780), (1100, 18046), (1289, 15400), (1400, 14179), (1540, 12890), (1925, 10312), (2200, 9023), (2578, 7700), (3080, 6445), (3850, 5156)]