890442608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{219971}}^1$

素因数の和:220013

約数の個数: 40

約数和(自身を含む): 1963910016

約数和(自身を除く): 1073467408

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 219971, 439942, 879884, 1759768, 2419681, 3519536, 4839362, 5059333, 9678724, 10118666, 19357448, 20237332, 38714896, 40474664, 55652663, 80949328, 111305326, 222610652, 445221304, 890442608]

約数ペア:

[(1, 890442608), (2, 445221304), (4, 222610652), (8, 111305326), (11, 80949328), (16, 55652663), (22, 40474664), (23, 38714896), (44, 20237332), (46, 19357448), (88, 10118666), (92, 9678724), (176, 5059333), (184, 4839362), (253, 3519536), (368, 2419681), (506, 1759768), (1012, 879884), (2024, 439942), (4048, 219971)]