2006807780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1\times {\mathrm{2389}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 4269362160

約数和(自身を除く): 2262554380

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 433, 485, 866, 970, 1732, 1940, 2165, 2389, 4330, 4778, 8660, 9556, 11945, 23890, 42001, 47780, 84002, 168004, 210005, 231733, 420010, 463466, 840020, 926932, 1034437, 1158665, 2068874, 2317330, 4137748, 4634660, 5172185, 10344370, 20688740, 100340389, 200680778, 401361556, 501701945, 1003403890, 2006807780]

約数ペア:

[(1, 2006807780), (2, 1003403890), (4, 501701945), (5, 401361556), (10, 200680778), (20, 100340389), (97, 20688740), (194, 10344370), (388, 5172185), (433, 4634660), (485, 4137748), (866, 2317330), (970, 2068874), (1732, 1158665), (1940, 1034437), (2165, 926932), (2389, 840020), (4330, 463466), (4778, 420010), (8660, 231733), (9556, 210005), (11945, 168004), (23890, 84002), (42001, 47780)]