20120822085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{342803}}^1$

素因数の和:342874

約数の個数: 64

約数和(自身を含む): 40544114688

約数和(自身を除く): 20423292603

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 43, 65, 91, 105, 129, 195, 215, 273, 301, 455, 559, 645, 903, 1365, 1505, 1677, 2795, 3913, 4515, 8385, 11739, 19565, 58695, 342803, 1028409, 1714015, 2399621, 4456439, 5142045, 7198863, 11998105, 13369317, 14740529, 22282195, 31195073, 35994315, 44221587, 66846585, 73702645, 93585219, 103183703, 155975365, 191626877, 221107935, 309551109, 467926095, 515918515, 574880631, 958134385, 1341388139, 1547755545, 2874403155, 4024164417, 6706940695, 20120822085]

約数ペア:

[(1, 20120822085), (3, 6706940695), (5, 4024164417), (7, 2874403155), (13, 1547755545), (15, 1341388139), (21, 958134385), (35, 574880631), (39, 515918515), (43, 467926095), (65, 309551109), (91, 221107935), (105, 191626877), (129, 155975365), (195, 103183703), (215, 93585219), (273, 73702645), (301, 66846585), (455, 44221587), (559, 35994315), (645, 31195073), (903, 22282195), (1365, 14740529), (1505, 13369317), (1677, 11998105), (2795, 7198863), (3913, 5142045), (4515, 4456439), (8385, 2399621), (11739, 1714015), (19565, 1028409), (58695, 342803)]