2102519620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{23059}}^1$

素因数の和:23212

約数の個数: 48

約数和(自身を含む): 4555918080

約数和(自身を除く): 2453398460

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 470, 485, 940, 970, 1940, 4559, 9118, 18236, 22795, 23059, 45590, 46118, 91180, 92236, 115295, 230590, 461180, 1083773, 2167546, 2236723, 4335092, 4473446, 5418865, 8946892, 10837730, 11183615, 21675460, 22367230, 44734460, 105125981, 210251962, 420503924, 525629905, 1051259810, 2102519620]

約数ペア:

[(1, 2102519620), (2, 1051259810), (4, 525629905), (5, 420503924), (10, 210251962), (20, 105125981), (47, 44734460), (94, 22367230), (97, 21675460), (188, 11183615), (194, 10837730), (235, 8946892), (388, 5418865), (470, 4473446), (485, 4335092), (940, 2236723), (970, 2167546), (1940, 1083773), (4559, 461180), (9118, 230590), (18236, 115295), (22795, 92236), (23059, 91180), (45590, 46118)]