19865400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 62339760

約数和(自身を除く): 42474360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 113, 120, 150, 200, 226, 293, 300, 339, 452, 565, 586, 600, 678, 879, 904, 1130, 1172, 1356, 1465, 1695, 1758, 2260, 2344, 2712, 2825, 2930, 3390, 3516, 4395, 4520, 5650, 5860, 6780, 7032, 7325, 8475, 8790, 11300, 11720, 13560, 14650, 16950, 17580, 21975, 22600, 29300, 33109, 33900, 35160, 43950, 58600, 66218, 67800, 87900, 99327, 132436, 165545, 175800, 198654, 264872, 331090, 397308, 496635, 662180, 794616, 827725, 993270, 1324360, 1655450, 1986540, 2483175, 3310900, 3973080, 4966350, 6621800, 9932700, 19865400]

約数ペア:

[(1, 19865400), (2, 9932700), (3, 6621800), (4, 4966350), (5, 3973080), (6, 3310900), (8, 2483175), (10, 1986540), (12, 1655450), (15, 1324360), (20, 993270), (24, 827725), (25, 794616), (30, 662180), (40, 496635), (50, 397308), (60, 331090), (75, 264872), (100, 198654), (113, 175800), (120, 165545), (150, 132436), (200, 99327), (226, 87900), (293, 67800), (300, 66218), (339, 58600), (452, 43950), (565, 35160), (586, 33900), (600, 33109), (678, 29300), (879, 22600), (904, 21975), (1130, 17580), (1172, 16950), (1356, 14650), (1465, 13560), (1695, 11720), (1758, 11300), (2260, 8790), (2344, 8475), (2712, 7325), (2825, 7032), (2930, 6780), (3390, 5860), (3516, 5650), (4395, 4520)]