210888260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4817}}^1$

素因数の和:5036

約数の個数: 48

約数和(自身を含む): 485654400

約数和(自身を除く): 274766140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1990, 2189, 3980, 4378, 4817, 8756, 9634, 10945, 19268, 21890, 24085, 43780, 48170, 52987, 96340, 105974, 211948, 264935, 529870, 958583, 1059740, 1917166, 3834332, 4792915, 9585830, 10544413, 19171660, 21088826, 42177652, 52722065, 105444130, 210888260]

約数ペア:

[(1, 210888260), (2, 105444130), (4, 52722065), (5, 42177652), (10, 21088826), (11, 19171660), (20, 10544413), (22, 9585830), (44, 4792915), (55, 3834332), (110, 1917166), (199, 1059740), (220, 958583), (398, 529870), (796, 264935), (995, 211948), (1990, 105974), (2189, 96340), (3980, 52987), (4378, 48170), (4817, 43780), (8756, 24085), (9634, 21890), (10945, 19268)]