40580656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1019}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 83476800

約数和(自身を除く): 42896144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1019, 1048, 2038, 2096, 2489, 4076, 4978, 8152, 9956, 16304, 19361, 19912, 38722, 39824, 77444, 133489, 154888, 266978, 309776, 533956, 1067912, 2135824, 2536291, 5072582, 10145164, 20290328, 40580656]

約数ペア:

[(1, 40580656), (2, 20290328), (4, 10145164), (8, 5072582), (16, 2536291), (19, 2135824), (38, 1067912), (76, 533956), (131, 309776), (152, 266978), (262, 154888), (304, 133489), (524, 77444), (1019, 39824), (1048, 38722), (2038, 19912), (2096, 19361), (2489, 16304), (4076, 9956), (4978, 8152)]