20199291000

素因数分解:

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

素因数の和:961902

約数の個数: 128

約数和(自身を含む): 72024975360

約数和(自身を除く): 51825684360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 21000, 961871, 1923742, 2885613, 3847484, 4809355, 5771226, 6733097, 7694968, 9618710, 11542452, 13466194, 14428065, 19237420, 20199291, 23084904, 24046775, 26932388, 28856130, 33665485, 38474840, 40398582, 48093550, 53864776, 57712260, 67330970, 72140325, 80797164, 96187100, 100996455, 115424520, 120233875, 134661940, 144280650, 161594328, 168327425, 192374200, 201992910, 240467750, 269323880, 288561300, 336654850, 360701625, 403985820, 480935500, 504982275, 577122600, 673309700, 721403250, 807971640, 841637125, 961871000, 1009964550, 1346619400, 1442806500, 1683274250, 2019929100, 2524911375, 2885613000, 3366548500, 4039858200, 5049822750, 6733097000, 10099645500, 20199291000]

約数ペア:

[(1, 20199291000), (2, 10099645500), (3, 6733097000), (4, 5049822750), (5, 4039858200), (6, 3366548500), (7, 2885613000), (8, 2524911375), (10, 2019929100), (12, 1683274250), (14, 1442806500), (15, 1346619400), (20, 1009964550), (21, 961871000), (24, 841637125), (25, 807971640), (28, 721403250), (30, 673309700), (35, 577122600), (40, 504982275), (42, 480935500), (50, 403985820), (56, 360701625), (60, 336654850), (70, 288561300), (75, 269323880), (84, 240467750), (100, 201992910), (105, 192374200), (120, 168327425), (125, 161594328), (140, 144280650), (150, 134661940), (168, 120233875), (175, 115424520), (200, 100996455), (210, 96187100), (250, 80797164), (280, 72140325), (300, 67330970), (350, 57712260), (375, 53864776), (420, 48093550), (500, 40398582), (525, 38474840), (600, 33665485), (700, 28856130), (750, 26932388), (840, 24046775), (875, 23084904), (1000, 20199291), (1050, 19237420), (1400, 14428065), (1500, 13466194), (1750, 11542452), (2100, 9618710), (2625, 7694968), (3000, 6733097), (3500, 5771226), (4200, 4809355), (5250, 3847484), (7000, 2885613), (10500, 1923742), (21000, 961871)]