2017568728

素因数分解:

$2^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 4489570800

約数和(自身を除く): 2472002072

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 101, 131, 196, 202, 262, 389, 392, 404, 524, 707, 778, 808, 917, 1048, 1414, 1556, 1834, 2723, 2828, 3112, 3668, 4949, 5446, 5656, 6419, 7336, 9898, 10892, 12838, 13231, 19061, 19796, 21784, 25676, 26462, 38122, 39289, 39592, 50959, 51352, 52924, 76244, 78578, 92617, 101918, 105848, 152488, 157156, 185234, 203836, 275023, 314312, 356713, 370468, 407672, 550046, 648319, 713426, 740936, 1100092, 1296638, 1426852, 1925161, 2200184, 2496991, 2593276, 2853704, 3850322, 4993982, 5146859, 5186552, 7700644, 9987964, 10293718, 15401288, 19975928, 20587436, 36028013, 41174872, 72056026, 144112052, 252196091, 288224104, 504392182, 1008784364, 2017568728]

約数ペア:

[(1, 2017568728), (2, 1008784364), (4, 504392182), (7, 288224104), (8, 252196091), (14, 144112052), (28, 72056026), (49, 41174872), (56, 36028013), (98, 20587436), (101, 19975928), (131, 15401288), (196, 10293718), (202, 9987964), (262, 7700644), (389, 5186552), (392, 5146859), (404, 4993982), (524, 3850322), (707, 2853704), (778, 2593276), (808, 2496991), (917, 2200184), (1048, 1925161), (1414, 1426852), (1556, 1296638), (1834, 1100092), (2723, 740936), (2828, 713426), (3112, 648319), (3668, 550046), (4949, 407672), (5446, 370468), (5656, 356713), (6419, 314312), (7336, 275023), (9898, 203836), (10892, 185234), (12838, 157156), (13231, 152488), (19061, 105848), (19796, 101918), (21784, 92617), (25676, 78578), (26462, 76244), (38122, 52924), (39289, 51352), (39592, 50959)]