2019929100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{961871}}^1$

素因数の和:961895

約数の個数: 72

約数和(自身を含む): 6679239168

約数和(自身を除く): 4659310068

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, 1050, 2100, 961871, 1923742, 2885613, 3847484, 4809355, 5771226, 6733097, 9618710, 11542452, 13466194, 14428065, 19237420, 20199291, 24046775, 26932388, 28856130, 33665485, 40398582, 48093550, 57712260, 67330970, 72140325, 80797164, 96187100, 100996455, 134661940, 144280650, 168327425, 201992910, 288561300, 336654850, 403985820, 504982275, 673309700, 1009964550, 2019929100]

約数ペア:

[(1, 2019929100), (2, 1009964550), (3, 673309700), (4, 504982275), (5, 403985820), (6, 336654850), (7, 288561300), (10, 201992910), (12, 168327425), (14, 144280650), (15, 134661940), (20, 100996455), (21, 96187100), (25, 80797164), (28, 72140325), (30, 67330970), (35, 57712260), (42, 48093550), (50, 40398582), (60, 33665485), (70, 28856130), (75, 26932388), (84, 24046775), (100, 20199291), (105, 19237420), (140, 14428065), (150, 13466194), (175, 11542452), (210, 9618710), (300, 6733097), (350, 5771226), (420, 4809355), (525, 3847484), (700, 2885613), (1050, 1923742), (2100, 961871)]