12005561820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{402601}}^1$

素因数の和:402691

約数の個数: 96

約数和(自身を含む): 38958990336

約数和(自身を除く): 26953428516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 402601, 805202, 1207803, 1610404, 2013005, 2415606, 2818207, 4026010, 4831212, 5636414, 6039015, 8052020, 8454621, 11272828, 12078030, 14091035, 16909242, 24156060, 28182070, 28584671, 33818484, 42273105, 56364140, 57169342, 84546210, 85754013, 114338684, 142923355, 169092420, 171508026, 200092697, 285846710, 343016052, 400185394, 428770065, 571693420, 600278091, 800370788, 857540130, 1000463485, 1200556182, 1715080260, 2000926970, 2401112364, 3001390455, 4001853940, 6002780910, 12005561820]

約数ペア:

[(1, 12005561820), (2, 6002780910), (3, 4001853940), (4, 3001390455), (5, 2401112364), (6, 2000926970), (7, 1715080260), (10, 1200556182), (12, 1000463485), (14, 857540130), (15, 800370788), (20, 600278091), (21, 571693420), (28, 428770065), (30, 400185394), (35, 343016052), (42, 285846710), (60, 200092697), (70, 171508026), (71, 169092420), (84, 142923355), (105, 114338684), (140, 85754013), (142, 84546210), (210, 57169342), (213, 56364140), (284, 42273105), (355, 33818484), (420, 28584671), (426, 28182070), (497, 24156060), (710, 16909242), (852, 14091035), (994, 12078030), (1065, 11272828), (1420, 8454621), (1491, 8052020), (1988, 6039015), (2130, 5636414), (2485, 4831212), (2982, 4026010), (4260, 2818207), (4970, 2415606), (5964, 2013005), (7455, 1610404), (9940, 1207803), (14910, 805202), (29820, 402601)]