1904700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{907}}^1$

素因数の和:931

約数の個数: 72

約数和(自身を含む): 6305152

約数和(自身を除く): 4400452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 907, 1050, 1814, 2100, 2721, 3628, 4535, 5442, 6349, 9070, 10884, 12698, 13605, 18140, 19047, 22675, 25396, 27210, 31745, 38094, 45350, 54420, 63490, 68025, 76188, 90700, 95235, 126980, 136050, 158725, 190470, 272100, 317450, 380940, 476175, 634900, 952350, 1904700]

約数ペア:

[(1, 1904700), (2, 952350), (3, 634900), (4, 476175), (5, 380940), (6, 317450), (7, 272100), (10, 190470), (12, 158725), (14, 136050), (15, 126980), (20, 95235), (21, 90700), (25, 76188), (28, 68025), (30, 63490), (35, 54420), (42, 45350), (50, 38094), (60, 31745), (70, 27210), (75, 25396), (84, 22675), (100, 19047), (105, 18140), (140, 13605), (150, 12698), (175, 10884), (210, 9070), (300, 6349), (350, 5442), (420, 4535), (525, 3628), (700, 2721), (907, 2100), (1050, 1814)]