2050840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 5184000

約数和(自身を除く): 3133160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 79, 88, 110, 118, 158, 220, 236, 295, 316, 395, 440, 472, 590, 632, 649, 790, 869, 1180, 1298, 1580, 1738, 2360, 2596, 3160, 3245, 3476, 4345, 4661, 5192, 6490, 6952, 8690, 9322, 12980, 17380, 18644, 23305, 25960, 34760, 37288, 46610, 51271, 93220, 102542, 186440, 205084, 256355, 410168, 512710, 1025420, 2050840]

約数ペア:

[(1, 2050840), (2, 1025420), (4, 512710), (5, 410168), (8, 256355), (10, 205084), (11, 186440), (20, 102542), (22, 93220), (40, 51271), (44, 46610), (55, 37288), (59, 34760), (79, 25960), (88, 23305), (110, 18644), (118, 17380), (158, 12980), (220, 9322), (236, 8690), (295, 6952), (316, 6490), (395, 5192), (440, 4661), (472, 4345), (590, 3476), (632, 3245), (649, 3160), (790, 2596), (869, 2360), (1180, 1738), (1298, 1580)]